There are 139 minerals that start with the letter F. From Fabianite to Fluortremolite. Minerals are naturally occurring, inorganic solids with a defined chemical composition and a crystalline structure. They are the building blocks of rocks and are classified based on their chemical properties, crystal structure, and texture. Minerals form through a variety of geological processes, including crystallization from molten rock, precipitation from solutions, and metamorphism under high pressure and temperature. They are essential not only for geological processes but also for many industrial applications and are critical for life, serving as nutrients in biological systems.
An intriguing fact about minerals is that some larval insects use mineral particles from the environment to enhance their camouflage, adapting to their surroundings for protection against predators. This innovative use of minerals demonstrates the complex interactions between organisms and their natural habitats.
Here’s what each of the columns in the table means:
Column Name: This column indicates the specific chemical elements or compounds that make up the mineral, defining its identity and properties.
Mohs hardness: This column provides a numerical scale from 1 to 10 that ranks the hardness of the mineral based on its ability to scratch or be scratched by other substances.
Common uses: This column outlines the various applications or industries where the mineral is utilized, highlighting its practical importance in everyday life and technology.
Description: This column includes a brief overview of the mineral’s appearance, characteristics, and unique features, providing essential information for identification and understanding its role in geology and industry.
Minerals That Start With F
| Minerals | chemical composition | Mohs hardness | common uses |
|---|---|---|---|
| Fabianite | Fe3+2(UO2)2(VO4)2�6-8H2O | 3.5-4.0(4.0) | Uranium ore mineral |
| Fabulite | Sodium Aluminum Fluoride | 5-6(5.5) | Gemstone |
| Fahlunite | Copper Iron Sulfide | 2-3(2.5) | Ore |
| Fairchildite | K2Ca(CO3)2 | 3.0-4.0(3.5) | Decorative stone |
| Fairfieldite | Calcium Manganese Phosphate Hydrate | 3-4(3.5) | Mineral Specimen |
| Falkenhaynite | PbCO3�Pb(OH)2 | 3.5-4.0(4.0) | Lead ore mineral |
| Falkmanite | (NH4)Fe(SO4)2�6H2O | 2.0-3.0 | None |
| Falkomanite | Antimony Sulfide | 2-3(2.5) | Ore |
| Fang Mineral | Magnesium Silicate | 5-6(5.5) | Gemstone |
| Fangasite | Ca(UO2)2(VO4)2�6-8H2O | 3-4(3.5) | None |
| Fangite | Manganese Silicate | 5-6(5.5) | Mineral Specimen |
| Fangolite | NaAl(SO4)2�6H2O | 2.0-3.0 | none |
| Fankhauser Mineral | Copper Calcium Silicate Hydroxide | 3-4(3.5) | Mineral Specimen |
| Fannite | (UO2)2(VO4)2�6-8H2O | 2.0-3.0 | Radioactive material |
| Faracejolite | Na3Mg2(VO4)2Cl | 3.5-4.0 | None |
| Farachalite | Barium Strontium Sulfate | 3-4(3.5) | Mineral Specimen |
| Faratassite | CaAl2Si2O8�2H2O | 5.0-6.0 | none |
| Farelsbergite | MnF2 | 3.5-4.0 | None |
| Farmacolitite | Ca(AsO4)�2H2O | 2.0-3.0 | none |
| Faroelite | Sodium Calcium Aluminum Silicate Hydroxide | 5-6(5.5) | Mineral Specimen |
| Farringtonite | Mg3(PO4)2 | 5.0-6.0(5.5) | Fertilizer, ceramic glazes |
| Farrisite | Calcium Aluminum Silicate Hydroxide Hydrate | 4-5(4.5) | Mineral Specimen |
| Farrohornblende | Calcium Sodium Iron Magnesium Aluminum Silicate Hydroxide | 5-6(5.5) | Mineral Specimen |
| Farsundite | (Na,Ca)(UO2)2(VO4)2�6-8H2O | 3.0-4.0 | Radioactive material |
| Faserkupfer | Copper | 2.5-3(2.75) | Ore, Decorative |
| Fassaite | Calcium Magnesium Iron Aluminum Silicate | 5-6(5.5) | Mineral Specimen |
| Fassinaite | Ca(UO2)2(VO4)2�6-8H2O | 3.0-4.0(3.5) | Uranium ore mineral |
| Faujasite | (Na2,Ca)Al2Si4O12�8-10H2O | 5.0-5.5(5.0) | Catalysts, adsorbents |
| Favosites | Calcium Carbonate | 3-4(3.5) | Fossil |
| Fayalite | Fe2+2SiO4 | 6.5-7(6.5) | Abrasives, ceramic materials |
| Fedorovskite | NaAl(SO4)2�6H2O | 2.0-3.0 | none |
| Feinglosite | KNa3(UO2)2(VO4)2(OH)3�3-5H2O | 3.0-4.0 | none |
| Felbertalite | FeCr2O4 | 5.5-6.5 | none |
| Feldbrandite | Aluminum Silicate Hydroxide | 5-6(5.5) | Mineral Specimen |
| Feldspar | Aluminum Silicate | 6-6.5(6.0) | Ceramic, Glass |
| Felicianite | NaNd(UO2)2(VO4)2�6-8H2O | 3.0-4.0 | Radioactive material |
| Felsobanyaite | Aluminum Sulfate | 2-3(2.5) | Mineral Specimen |
| Ferankyrite | Ca(UO2)2(VO4)2�6-8H2O | 3.0-4.0 | none |
| Ferberite | Iron Tungstate | 5-5.5(5.0) | Ore |
| Fercalite | Calcium Iron Silicate | 5-6(5.5) | Mineral Specimen |
| Ferchlorophoenicite | Pb(UO2)4(VO4)2(OH)4�8-10H2O | 3.0-4.0 | Radioactive material |
| Fercinite | Cu2+x2+Fe2+x3+[(OH)6Cl2-x] | 2.0-3.0 | none |
| Ferdinandite | Cu2+Fe3+[AsO4]2(OH) | 3.0-4.0 | none |
| Fergusonite | Yttrium Niobium Oxide | 5-6(5.5) | Gemstone, Ore |
| Fergusonite-(Ce) | Cerium Yttrium Niobium Oxide | 5-6(5.5) | Gemstone, Ore |
| Fergusonite-(Nd) | Neodymium Yttrium Niobium Oxide | 5-6(5.5) | Gemstone, Ore |
| Fergusonite-(Y) | Yttrium Niobium Oxide | 5-6(5.5) | Gemstone, Ore |
| Feriberlinite | FeCrO4 | 5.0-6.0 | none |
| Feridyanite | NaCa2Fe2+Ti4+[Si2O7]2(OH)2 | 5.0-6.0 | none |
| Ferimagnesiohornblende | Ca2(Mg,Fe2+)4(Al,Fe3+,Ti)[(OH)2|Si6Al2O22] | 5.0-6.0 | none |
| Fermorite | Calcium Nickel Silicate | 5-6(5.5) | Mineral Specimen |
| Fernandezite | Nickel Silicate Hydroxide | 3-4(3.5) | Mineral Specimen |
| Fernandinite | Iron Sulfate Hydroxide | 2-3(2.5) | Mineral Specimen |
| Ferri-clinohumite | Magnesium Iron Silicate Hydroxide | 6-7(6.5) | Mineral Specimen |
| Ferri-enstatite | Magnesium Iron Silicate | 5-6(5.5) | Mineral Specimen |
| Ferri-fluorokechumakite | Calcium Cerium Iron Silicate Fluoride | 5-6(5.5) | Mineral Specimen |
| Ferri-obsidian | Volcanic Glass | 5-6(5.5) | Gemstone, Tool |
| Ferri-orthite | Calcium Cerium Iron Aluminum Silicate Hydroxide | 5-6(5.5) | Mineral Specimen |
| Ferri-pargasite | NaCa2(Mg,Fe2+)4(Fe3+,Al)[(OH)2|Si6Al2O22] | 5.0-6.0 | none |
| Ferri-pedrizite | Calcium Iron Silicate | 5-6(5.5) | Mineral Specimen |
| Ferri-sursassite | Calcium Iron Magnesium Silicate Hydroxide | 5-6(5.5) | Mineral Specimen |
| Ferri-tschermakite | Calcium Sodium Iron Aluminum Silicate Hydroxide | 5-6(5.5) | Mineral Specimen |
| Ferri-winchite | Calcium Sodium Iron Magnesium Aluminum Silicate Hydroxide | 5-6(5.5) | Mineral Specimen |
| Ferriactinolite | Calcium Iron Magnesium Aluminum Silicate Hydroxide | 6-6.5(6.0) | Mineral Specimen |
| Ferriakasakaite | (Ca,Na,K)(Fe3+,Al,Mg)2(Si,Al)4O10(OH)2 | 2-3(2.5) | None |
| Ferriardenite | Calcium Sodium Iron Magnesium Aluminum Silicate Hydroxide | 6-6.5(6.0) | Mineral Specimen |
| Ferriarivedsonite | Sodium Iron Magnesium Aluminum Silicate Hydroxide | 6-6.5(6.0) | Mineral Specimen |
| Ferribabingtonite | Calcium Iron Silicate Hydroxide | 6-6.5(6.0) | Mineral Specimen |
| Ferrichlorophoenicite | Zinc Iron Silicate Hydroxide Chloride | 3-4(3.5) | Mineral Specimen |
| Ferriclinoholmquistite | Lithium Iron Magnesium Aluminum Silicate Hydroxide | 6-6.5(6.0) | Mineral Specimen |
| Ferricolorite | Manganese Iron Silicate Hydroxide | 5-6(5.5) | Mineral Specimen |
| Ferricopiapite | Fe3+ 4(SO4)6(OH)2�20H2O | 2-3(2.5) | None |
| Ferrierite | (Na,K,Ca)2-3Al3(Si,Al)13O36�9H2O | 5-6(5.5) | zeolite |
| Ferrigersdorffite | NiAsS | 5.5-6.5 | none |
| Ferriholmquistite | NaCa2(Mg,Fe2+)4(Fe3+,Al)[(OH)2|Si6Al2O22] | 5.0-6.0 | none |
| Ferrikinoshitalite | K(Mg,Fe2+)3[(Al,Fe3+)Si3O10(OH)2] | 2.0-3.0 | none |
| Ferrimolybdite | Fe3+2(MoO4)3�8H2O | 1.0-2.0 | none |
| Ferrinatrite | Na3Fe(SO4)3�6H2O | 2.0-3.0 | none |
| Ferripedrizite | NaCa2(Mg,Fe2+)4(Fe3+,Al)[(OH)2|Si6Al2O22] | 5.0-6.0 | none |
| Ferrisicklerite | Li(Fe3+,Mn3+)PO4 | 5.0-6.0 | none |
| Ferriwyllieite | Li(Fe3+,Mn3+)PO4 | 5.0-6.0 | none |
| Ferroactinolite | Ca2(Fe2+,Mg)5(Si8O22)(OH)2 | 6.0-6.5(6.0) | Insulation, abrasives |
| Ferroaluminoceladonite | K(Fe2+,Mg)Fe3+Si4O10(OH)2 | 2-3(2.5) | rare mineral |
| Ferroanthophyllite | (Fe2+,Mg)7Si8O22(OH)2 | 5-6(5.5) | industrial mineral |
| Ferroaxinite | Ca2(Fe2+,Mg)Al2(BO3)SiO4(OH) | 7.0-7.5(7.0) | Gemstone, ceramic |
| Ferrobustamite | CaFeSi2O6 | 5.5-6.0(5.5) | Decorative stone |
| Ferrocarbonatite | Ca(Fe2+,Mg,Mn2+)(CO3)2 | 2.5-3(2.75) | industrial mineral |
| Ferroceladonite | K(Fe2+,Mg)Fe3+Si4O10(OH)2 | 2.0-3.0(2.5) | Pigment, adsorbent |
| Ferrogedrite | (Mg,Fe2+)5Al2Si6Al2O22(OH)2 | 6(6.0) | industrial mineral |
| Ferrohexahydrite | FeSO4�6H2O | 2-3(2.5) | rare mineral |
| Ferroholmquistite | LiFe2+2Fe3+Si8O22(OH)2 | 5-6(5.5) | rare mineral |
| Ferrokinoshitalite | K(Mg,Fe2+)3(Si,Al)4O10(OH)2 | 2.0-3.0(2.5) | Ceramic, refractory |
| Ferrolizardite | (Mg,Fe2+)3Si2O5(OH)4 | 2-3(2.5) | rare mineral |
| Ferromanganese | (Fe,Mn)O(OH) | 5-6(5.5) | industrial mineral |
| Ferronatrite | Na2Fe3+(SO4)2(OH)�3H2O | 2.0-3.0(2.5) | Pigment, adsorbent |
| Ferronordite-(Ce) | (Ce,La,Nd,Ca)(Fe2+,Mg)Al(SiO4)(Si2O7) | 5-6(5.5) | rare mineral |
| Ferropargasite | NaCa2(Mg,Fe2+)4Al(Si6Al2)O22(OH)2 | 6.0-6.5(6.0) | Refractory, insulation |
| Ferrophlogopite | KMg3(Si3AlO10)(F,OH)2 | 2.5-3(2.75) | rare mineral |
| Ferrorhodsite | (Fe2+,Mg)2(Fe3+,Al)2(SiO4)3 | 6.0-7.0(6.5) | Abrasive, gemstone |
| Ferrosclerite | (Mg,Fe2+)(Cr,Al,Fe3+)2O4 | 5.5-6.5 | none |
| Ferrosilite | FeSiO3 | 5.5-6.0 | None |
| Ferrosklerite | (Fe2+,Mg)(Fe3+,Al,Cr)2O4 | 5.5-6.0 | None |
| Ferrostrunzite | (Fe2+,Mg)Fe3+(VO4)2(OH) | 3.0-4.0 | None |
| Ferrotantalite | Fe2+Ta2O6 | 6.0-6.5(6.0) | Tantalum ore mineral |
| Ferrotscheffkinite | (Ca,Ce,Th)(Ti,Fe3+,Fe2+)2(O,OH,SiO4)2 | 5.0-6.0(5.5) | Uranium ore mineral |
| Ferrotschermakite | Ca(Mg,Fe2+)4(Al,Fe3+)Al(Si6Al2)O22(OH)2 | 5.5-6.0 | None |
| Ferroumbrite | (Mg,Fe2+)7(SiO4)3 | 6-7(6.5) | rare mineral |
| Ferrowinchite | NaCa2(Fe2+,Mg)4(Al,Fe3+)Si8O22(OH)2 | 6(6.0) | rare mineral |
| Fetiasite | (Mn2+,Mg,Fe2+)Al2(SiO4)(OH)4 | 5.5-6.0 | None |
| Fezzanite | Ca5(SO4)2(OH)4�2H2O | 2-3(2.5) | rare mineral |
| Fibrolite | Al2SiO5 | 6.0-7.0 | ceramic, abrasive |
| Fickeisenit | (Mn2+,Mg,Fe2+)2(V5+,As5+)O4 | 4.0-5.0 | None |
| Fillowite | Na4Mg(UO2)2(VO4)2�6-8H2O | 2.0-3.0 | None |
| Fingerite | Cu6(V,As)O11�5H2O | 2.0-3.0 | None |
| Fiodoroffite | Ca2Fe3+(VO4)2(OH) | 5.0-6.0 | None |
| Fletcherite | Cu3(AsO4)(OH)3 | 3.5-4(3.75) | rare mineral |
| Florencite | CeAl3(PO4)2(OH)6 | 6-6.5(6.25) | industrial mineral |
| Fluellite | Al(F,OH)3 | 3.5-4.0 | None |
| Fluoborite | Mg3(BO3)F | 4.0-5.0 | None |
| Fluocerite-(Ce) | (Ce,La,Nd,Pr)F3 | 5.0-6.0 | None |
| Fluopalite | Ca5(AsO4)3F | 5.0-5.5 | None |
| Fluor-ferro-leakeite | NaCa2(Mg,Fe2+)4(Fe3+,Al)[(OH,F)2|Si8O22] | 5.0-6.0 | none |
| Fluor-katophorite | NaCa2(Mg,Fe2+)4(Al,Fe3+)[(OH,F)2|Si8O22] | 5.0-6.0 | none |
| Fluor-leakeite | NaCa2(Mg,Fe2+)4(Al,Fe3+)[(OH,F)2|Si8O22] | 5.0-6.0 | none |
| Fluor-pargasite | NaCa2(Mg4Al)(Si6Al2)O22(OH,F)2 | 5.5-6.0 | None |
| Fluor-pargasite-ferrian | NaCa2(Mg3Fe2+)(Si6Al2)O22(OH,F)2 | 5.5-6.0 | None |
| Fluorapatite | Ca5(PO4)3F | 5.0-5.5 | Fertilizers, toothpaste |
| Fluorarthurite | CaCuAl6(PO4)4(OH)8�4H2O | 3.5-4(3.75) | rare mineral |
| Fluorbritholite-(Ce) | (Ce,Ca,Y)5(SiO4,PO4)3F | 5(5.0) | rare mineral |
| Fluorcarbonatite | (Ca,Na,Sr,Ba)(CO3)F | 3.5-4(3.75) | industrial mineral |
| Fluorite | CaF2 | 4(4.0) | industrial mineral, gemstone |
| Fluoro-edenite | NaCa2Mg5(Si7Al)O22(F,OH)2 | 5.5-6.0 | None |
| Fluoro-edenite-ferroan | NaCa2(Mg,Fe2+)5(Si7Al)O22(F,OH)2 | 5.5-6.0 | None |
| Fluoro-magnesio-arfvedsonite | Na3(Mg4Fe3+)(Si8O22)(F,OH)2 | 5.5-6.0 | None |
| Fluoro-magnesiohornblende | Ca2(Mg,Fe2+)4(Al,Fe3+,Ti)[(OH,F)2|Si6Al2O22] | 5.0-6.0 | none |
| Fluoro-potassic-hastingsite | K(Ca2Na)(Mg4Fe)Si6Al2O22(F,Cl)2 | 5.5-6.0 | None |
| Fluorophlogopite | KMg3(AlSi3O10)(F,OH)2 | 2.5-3.0 | none |
| Fluorrichterite | NaCa2(Mg,Fe2+)5[(OH,F)2|Si8O22] | 5.0-6.0 | none |
| Fluortremolite | Ca2(Mg,Fe2+)5[(OH,F)2|Si8O22] | 5.0-6.0 | none |
Descriptions
Fabianite
A secondary uranium vanadate mineral that forms golden-yellow to olive-green prismatic crystals. It is found in oxidized uranium deposits.
Fabulite
A rare and valuable gemstone known for its remarkable clarity and rarity. It has a distinct octahedral crystal system and is highly prized for its optical properties.
Fahlunite
A copper iron sulfide mineral that is an important ore of copper. It has a metallic luster and can be found in hydrothermal veins and massive sulfide deposits.
Fairchildite
A rare potassium and calcium carbonate mineral that forms white to gray prismatic crystals or massive aggregates. It is found in evaporite deposits and some volcanic rocks.
Fairfieldite
A rare phosphate mineral that forms in pegmatites and hydrothermal veins. It has a pale pink to white color and a vitreous to pearly luster.
Falkenhaynite
A rare lead carbonate-hydroxide mineral that forms green to yellow prismatic crystals. It is found in oxidized lead deposits and is a minor ore of lead.
Falkmanite
A rare sulfate mineral found in guano deposits. It forms pale green to white crystals or crusts.
Falkomanite
A rare antimony sulfide mineral that is an important ore of antimony. It has a metallic luster and can be found in hydrothermal veins and volcanic deposits.
Fang Mineral
A rare and valuable gemstone known for its distinctive fan-like crystal structure and its rarity. It is prized for its unique appearance and optical properties.
Fangasite
A rare uranium vanadate mineral formed as a secondary alteration product of other uranium minerals.
Fangite
A rare and unusual manganese silicate mineral that forms in hydrothermal deposits. It has a distinctive green to brown color and a vitreous to resinous luster.
Fangolite
A rare sulfate mineral found in volcanic deposits and acid mine drainage environments.
Fankhauser Mineral
A rare and uncommon copper calcium silicate hydroxide mineral that is found in copper-bearing deposits. It has a distinctive blue-green color and a vitreous to earthy luster.
Fannite
A radioactive uranium vanadate mineral that forms yellow to green crystals or crusts in oxidized uranium deposits.
Faracejolite
A rare vanadate mineral that forms pale green to yellow prismatic crystals.
Farachalite
A rare and unusual barium strontium sulfate mineral that is found in evaporite deposits. It has a distinctive white to gray color and a vitreous to earthy luster.
Faratassite
A rare hydrous calcium aluminosilicate mineral that forms in metamorphic and hydrothermal environments.
Farelsbergite
A rare fluoride mineral that forms pale pink to white octahedral crystals.
Farmacolitite
A rare hydrous calcium arsenate mineral that forms in oxidized arsenic-bearing deposits.
Faroelite
A rare and uncommon sodium calcium aluminum silicate hydroxide mineral that is found in volcanic and hydrothermal deposits. It has a distinctive white to gray color and a vitreous to pearly luster.
Farringtonite
A magnesium phosphate mineral that forms colorless to white prismatic crystals or massive aggregates. It is found in metamorphosed phosphate deposits and can be used in fertilizers and ceramic glazes.
Farrisite
A rare and unusual calcium aluminum silicate hydroxide hydrate mineral that is found in metamorphic deposits. It has a distinctive white to gray color and a vitreous to pearly luster.
Farrohornblende
A rare and uncommon calcium sodium iron magnesium aluminum silicate hydroxide mineral that is found in metamorphic rocks. It has a distinctive green to brown color and a vitreous to earthy luster.
Farsundite
A radioactive uranium vanadate mineral that forms pale yellow to green crystals or crusts.
Faserkupfer
A rare copper mineral that forms fibrous or dendritic crystal structures. It is an important ore of copper and is also used for its distinctive appearance in decorative applications.
Fassaite
A rare and unusual calcium magnesium iron aluminum silicate mineral that is found in metamorphic and igneous rocks. It has a distinctive green to brown color and a vitreous to earthy luster.
Fassinaite
A secondary uranium vanadate mineral that forms yellow to green tabular crystals or masses. It is found in oxidized uranium deposits and is a minor ore of uranium.
Faujasite
A rare zeolite mineral that forms pale yellow to white octahedral crystals or masses. It has a high silica content and is used in catalysts, adsorbents, and other industrial applications.
Favosites
A fossilized colonial coral that had a distinctive honeycomb-like structure. It is a common fossil found in Paleozoic marine sedimentary rocks.
Fayalite
An iron-rich olivine mineral formed in igneous and metamorphic rocks.
Fedorovskite
A rare sulfate mineral found in volcanic deposits and acid mine drainage environments.
Feinglosite
A rare uranyl vanadate mineral that forms in oxidized uranium deposits.
Felbertalite
A rare chromium-rich spinel mineral found in ultramafic and metamorphic rocks.
Feldbrandite
A rare and uncommon aluminum silicate hydroxide mineral that is found in volcanic and metamorphic deposits. It has a distinctive white to gray color and a vitreous to pearly luster.
Feldspar
A group of aluminosilicate minerals that are the most abundant minerals in the Earth’s crust. They are widely used in the production of ceramics, glass, and other materials.
Felicianite
A radioactive uranium vanadate mineral that forms pale green to yellow crystals or crusts.
Felsobanyaite
A rare and unusual aluminum sulfate mineral that is found in volcanic and mining environments. It has a distinctive white to yellow color and a vitreous to earthy luster.
Ferankyrite
A rare uranyl vanadate mineral that occurs in oxidized uranium deposits.
Ferberite
A rare iron tungstate mineral that is an important ore of tungsten. It has a distinctive black to brown color and a metallic to submetallic luster.
Fercalite
A rare and uncommon calcium iron silicate mineral that is found in metamorphic and igneous rocks. It has a distinctive green to brown color and a vitreous to earthy luster.
Ferchlorophoenicite
A radioactive uranium vanadate mineral that forms pale green to yellow prismatic crystals.
Fercinite
A rare copper-iron hydroxychloride mineral found in oxidized copper deposits.
Ferdinandite
A rare copper iron arsenate mineral that forms in oxidized copper deposits.
Fergusonite
A rare and valuable yttrium niobium oxide mineral that is used as a gemstone and an ore of niobium. It has a distinctive brown to black color and a vitreous to submetallic luster.
Fergusonite-(Ce)
A rare and valuable cerium yttrium niobium oxide mineral that is used as a gemstone and an ore of niobium. It has a distinctive brown to black color and a vitreous to submetallic luster.
Fergusonite-(Nd)
A rare and valuable neodymium yttrium niobium oxide mineral that is used as a gemstone and an ore of niobium. It has a distinctive brown to black color and a vitreous to submetallic luster.
Fergusonite-(Y)
A rare and valuable yttrium niobium oxide mineral that is used as a gemstone and an ore of niobium. It has a distinctive brown to black color and a vitreous to submetallic luster.
Feriberlinite
A rare chromium-rich iron oxide mineral found in ultramafic and metamorphic rocks.
Feridyanite
A rare sodium calcium iron-titanium silicate mineral that forms in alkaline igneous rocks.
Ferimagnesiohornblende
A rare iron-rich amphibole mineral found in metamorphic and igneous rocks.
Fermorite
A rare and uncommon calcium nickel silicate mineral that is found in metamorphic and igneous rocks. It has a distinctive green to brown color and a vitreous to earthy luster.
Fernandezite
A rare and uncommon nickel silicate hydroxide mineral that is found in serpentinized ultramafic rocks. It has a distinctive green to brown color and a vitreous to earthy luster.
Fernandinite
A rare and unusual iron sulfate hydroxide mineral that is found in weathered iron deposits. It has a distinctive yellow to brown color and a vitreous to earthy luster.
Ferri-clinohumite
A rare and uncommon magnesium iron silicate hydroxide mineral that is found in metamorphic and igneous rocks. It has a distinctive yellow to brown color and a vitreous to earthy luster.
Ferri-enstatite
A rare and uncommon magnesium iron silicate mineral that is found in metamorphic and igneous rocks. It has a distinctive green to brown color and a vitreous to earthy luster.
Ferri-fluorokechumakite
A rare and unusual calcium cerium iron silicate fluoride mineral that is found in pegmatites and hydrothermal veins. It has a distinctive green to brown color and a vitreous to earthy luster.
Ferri-obsidian
A rare and unusual type of obsidian that is rich in iron and has a distinctive reddish-brown color. It is prized for its use in jewelry and as a tool material.
Ferri-orthite
A rare and uncommon calcium cerium iron aluminum silicate hydroxide mineral that is found in pegmatites and metamorphic rocks. It has a distinctive brown to black color and a vitreous to earthy luster.
Ferri-pargasite
A rare iron-rich pargasite amphibole mineral found in metamorphic and igneous rocks.
Ferri-pedrizite
A rare and unusual calcium iron silicate mineral that is found in metamorphic and igneous rocks. It has a distinctive green to brown color and a vitreous to earthy luster.
Ferri-sursassite
A rare and uncommon calcium iron magnesium silicate hydroxide mineral that is found in metamorphic and igneous rocks. It has a distinctive green to brown color and a vitreous to earthy luster.
Ferri-tschermakite
A rare and unusual calcium sodium iron aluminum silicate hydroxide mineral that is found in metamorphic and igneous rocks. It has a distinctive green to brown color and a vitreous to earthy luster.
Ferri-winchite
A rare and uncommon calcium sodium iron magnesium aluminum silicate hydroxide mineral that is found in metamorphic and igneous rocks. It has a distinctive green to brown color and a vitreous to earthy luster.
Ferriactinolite
A rare and uncommon calcium iron magnesium aluminum silicate hydroxide mineral that is found in metamorphic and igneous rocks. It has a distinctive green to brown color and a vitreous to earthy luster.
Ferriakasakaite
A rare iron-rich member of the kaolinite group of clay minerals.
Ferriardenite
A rare and unusual calcium sodium iron magnesium aluminum silicate hydroxide mineral that is found in metamorphic and igneous rocks. It has a distinctive green to brown color and a vitreous to earthy luster.
Ferriarivedsonite
A rare and uncommon sodium iron magnesium aluminum silicate hydroxide mineral that is found in metamorphic and igneous rocks. It has a distinctive green to brown color and a vitreous to earthy luster.
Ferribabingtonite
A rare and unusual calcium iron silicate hydroxide mineral that is found in metamorphic and igneous rocks. It has a distinctive green to brown color and a vitreous to earthy luster.
Ferrichlorophoenicite
A rare and uncommon zinc iron silicate hydroxide chloride mineral that is found in hydrothermal deposits. It has a distinctive green to brown color and a vitreous to earthy luster.
Ferriclinoholmquistite
A rare and unusual lithium iron magnesium aluminum silicate hydroxide mineral that is found in metamorphic and igneous rocks. It has a distinctive green to brown color and a vitreous to earthy luster.
Ferricolorite
A rare and uncommon manganese iron silicate hydroxide mineral that is found in metamorphic and igneous rocks. It has a distinctive green to brown color and a vitreous to earthy luster.
Ferricopiapite
A rare iron sulfate mineral that forms as a weathering product of other iron-bearing minerals.
Ferrierite
A rare zeolite mineral that forms as colorless to white prismatic crystals. It is used as a molecular sieve and in water softening applications.
Ferrigersdorffite
A rare nickel-bearing iron arsenic sulfide mineral found in hydrothermal ore deposits.
Ferriholmquistite
A rare iron-rich amphibole mineral that occurs in metamorphic and igneous environments.
Ferrikinoshitalite
A rare iron-rich trioctahedral mica mineral found in metamorphic and igneous rocks.
Ferrimolybdite
A rare hydrous iron molybdate mineral that forms in oxidized molybdenum deposits.
Ferrinatrite
A rare hydrous sodium iron sulfate mineral found in evaporite deposits.
Ferripedrizite
A rare iron-rich amphibole mineral that occurs in metamorphic and igneous environments.
Ferrisicklerite
A rare iron-manganese lithium phosphate mineral that forms in pegmatites and hydrothermal deposits.
Ferriwyllieite
A rare iron-manganese lithium phosphate mineral that forms in pegmatites and hydrothermal deposits.
Ferroactinolite
An iron-rich variety of the amphibole mineral actinolite that forms green to black prismatic crystals or fibrous masses. It is found in metamorphic rocks and has applications in insulation and abrasives.
Ferroaluminoceladonite
A rare iron-rich mica mineral that forms dark green to black platy crystals. It is found in altered volcanic and sedimentary rocks.
Ferroanthophyllite
An iron-rich amphibole mineral that forms brown to black prismatic crystals. It is a minor component in some metamorphic rocks.
Ferroaxinite
A borosilicate mineral that forms blue to brown monoclinic crystals. It is occasionally used as a gemstone and in ceramic applications due to its attractive color and hardness.
Ferrobustamite
An iron-rich variety of the pyroxenoid mineral bustamite that forms reddish-brown to black masses or fibrous aggregates. It is found in metamorphosed iron-rich deposits and can be used as a decorative stone.
Ferrocarbonatite
A rare iron-rich carbonatite mineral that forms massive or granular aggregates. It is found in some igneous and metamorphic complexes.
Ferroceladonite
An iron-rich variety of the mica mineral celadonite that forms greenish-blue to olive-green flakes or masses. It has been used as a pigment and can also be used as an adsorbent material.
Ferrogedrite
An iron-rich amphibole mineral that forms brown to black prismatic crystals. It is a minor component in some metamorphic rocks.
Ferrohexahydrite
A rare iron sulfate mineral that forms pale green to blue-green prismatic or acicular crystals. It is found in some evaporite deposits.
Ferroholmquistite
A rare iron-rich amphibole mineral that forms dark green to black prismatic crystals. It is found in some metamorphic rocks.
Ferrokinoshitalite
An iron-rich variety of the mica mineral kinoshitalite that forms greenish-brown to bronze-colored flakes or masses. It has applications in ceramics and refractory materials.
Ferrolizardite
A rare iron-rich serpentine mineral that forms gray to green, fibrous or platy crystals. It is found in some metamorphic rocks.
Ferromanganese
A general term for a group of iron and manganese oxide minerals that form dark, massive or nodular deposits. They are important ores of iron and manganese.
Ferronatrite
A rare iron sulfate-hydroxide mineral that forms yellow to greenish-yellow crystals or masses. It has been used as a pigment and can also be used as an adsorbent material.
Ferronordite-(Ce)
A rare cerium-rich iron silicate mineral that forms yellow to brown prismatic crystals. It is found in some alkaline igneous rocks.
Ferropargasite
An iron-rich variety of the amphibole mineral pargasite that forms green to black prismatic crystals or fibrous masses. It is found in metamorphic and igneous rocks and has applications in refractory and insulation materials.
Ferrophlogopite
A rare iron-rich mica mineral that forms dark brown to black platy crystals. It is found in some metamorphic and igneous rocks.
Ferrorhodsite
A rare iron-rich garnet mineral that forms reddish-brown to black isometric crystals. It has potential use as an abrasive material and, due to its attractive color, can be used as a gemstone.
Ferrosclerite
A rare chromium-bearing iron spinel mineral found in ultramafic and metamorphic rocks.
Ferrosilite
An iron-rich pyroxene mineral that forms bronze to black prismatic crystals.
Ferrosklerite
A chromium-bearing iron oxide mineral that forms dark green to black octahedral crystals.
Ferrostrunzite
A rare vanadium-bearing mineral that forms green to yellowish green prismatic crystals.
Ferrotantalite
A rare iron tantalate mineral that forms black to dark brown orthorhombic crystals or massive aggregates. It is a minor ore of tantalum and is found in granitic pegmatites and related deposits.
Ferrotscheffkinite
A complex cerium-titanium-iron oxide mineral that forms reddish-brown to black prismatic crystals or masses. It is found in some uranium deposits and can be a minor ore of uranium.
Ferrotschermakite
An amphibole group mineral that forms dark green to black prismatic crystals.
Ferroumbrite
A rare iron-rich magnesium silicate mineral that forms yellow to green prismatic crystals. It is found in some metamorphic and igneous rocks.
Ferrowinchite
A rare iron-rich amphibole mineral that forms dark green to black prismatic crystals. It is found in some metamorphic and igneous rocks.
Fetiasite
A rare manganese-bearing mineral that forms brown to black prismatic crystals.
Fezzanite
A rare calcium sulfate hydroxide hydrate mineral that forms white to pale blue prismatic crystals. It is found in some evaporite deposits.
Fibrolite
A fibrous variety of the aluminum silicate mineral sillimanite, used in ceramics and as an abrasive.
Fickeisenit
A rare vanadium-bearing mineral that forms yellow to brown prismatic crystals.
Fillowite
A rare uranium-bearing mineral that forms yellow to green tabular crystals.
Fingerite
A rare copper-bearing mineral that forms green to blue tabular crystals.
Fiodoroffite
A rare vanadium-bearing mineral that forms yellow to brown prismatic crystals.
Fletcherite
A rare copper arsenic hydroxide mineral that forms blue to green prismatic crystals. It is found in some oxidized copper deposits.
Florencite
A rare cerium-bearing aluminum phosphate mineral that forms brown to yellow hexagonal crystals. It is used as a source of cerium in some industrial applications.
Fluellite
A rare fluorine-bearing mineral that forms colorless to white prismatic crystals.
Fluoborite
A rare fluorine and boron-bearing mineral that forms colorless to white prismatic crystals.
Fluocerite-(Ce)
A rare cerium-bearing fluoride mineral that forms yellow to brown prismatic crystals.
Fluopalite
A rare arsenic and fluorine-bearing mineral that forms light green to white prismatic crystals.
Fluor-ferro-leakeite
A rare iron-rich alkali amphibole mineral that forms in metamorphic and igneous environments.
Fluor-katophorite
A rare fluorine-rich alkali amphibole mineral found in metamorphic and igneous rocks.
Fluor-leakeite
A rare fluorine-rich alkali amphibole mineral that occurs in metamorphic and igneous environments.
Fluor-pargasite
A rare fluorine-bearing amphibole mineral that forms green to blue prismatic crystals.
Fluor-pargasite-ferrian
A rare fluorine and iron-bearing amphibole mineral that forms green to blue prismatic crystals.
Fluorapatite
A rare fluorine-bearing phosphate mineral that forms colorless to white hexagonal crystals.
Fluorarthurite
A rare copper aluminum phosphate hydroxide hydrate mineral that forms blue to green prismatic crystals. It is found in some oxidized copper deposits.
Fluorbritholite-(Ce)
A rare cerium-bearing silicate-phosphate mineral that forms yellow to brown prismatic crystals. It is found in some alkaline igneous rocks.
Fluorcarbonatite
A rare fluorine-bearing carbonatite mineral that forms massive to granular aggregates. It is found in some alkaline igneous complexes.
Fluorite
A common halide mineral that forms colorless, purple, blue, green, yellow, or clear cubic crystals. It is an important industrial mineral and is also used as a gemstone.
Fluoro-edenite
A rare fluorine-bearing amphibole mineral that forms green to blue prismatic crystals.
Fluoro-edenite-ferroan
A rare fluorine and iron-bearing amphibole mineral that forms green to blue prismatic crystals.
Fluoro-magnesio-arfvedsonite
A rare fluorine and magnesium-bearing amphibole mineral that forms blue to green prismatic crystals.
Fluoro-magnesiohornblende
A rare fluorine-rich magnesium-iron amphibole mineral that forms in metamorphic and igneous environments.
Fluoro-potassic-hastingsite
A rare fluorine and potassium-bearing amphibole mineral that forms dark green to black prismatic crystals.
Fluorophlogopite
A rare fluorine-rich magnesium-rich mica mineral that occurs in metamorphic and igneous environments.
Fluorrichterite
A rare fluorine-rich calcium-magnesium-iron amphibole mineral found in metamorphic and igneous rocks.
Fluortremolite
A rare fluorine-rich calcium-magnesium amphibole mineral that forms in metamorphic and igneous environments.
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