There are 69 minerals that start with the letter J. From Jackingite to Jzironite. 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 J
| Minerals | chemical composition | Mohs hardness | common uses |
|---|---|---|---|
| Jackingite | (Ni,Co,Fe)3(AsO4)2�8H2O | 2.5-3.5(3.0) | mineral specimen |
| Jacobsite | MnFe2O4 | 5.5-6.5(6.0) | pigment, ore |
| Jacquesdietrichite | (Cu6(AsO4)2(OH)4) | 3.5-4.0(3.75) | Mineral specimen |
| Jadeburite | (Fe | Ni | Co)9S8 |
| Jadeite | NaAl(SiO3)2 | 6.5-7.0(6.5) | Gemstone, ornamental stone |
| Jadeitite | NaAlSi2O6 | 6.5-7.0(6.75) | gemstone, jewelry |
| Jahnsite-(CaMnFe) | CaMn2+Fe3+2(PO4)2(OH)4�6-8H2O | 3.5-4.0(3.75) | mineral specimen |
| Jakobsite | (Mn,Fe)Fe2O4 | 5.5-6.5(6.0) | Used in magnets and ferrites |
| Jaljulia | Mg2(UO2)2(VO4)2�6-8H2O | 2.5-3.0(2.75) | radioactive indicator |
| Jamborite | (Ni,Fe3+)2(Ni,Zn)(AsO4)2�4-5H2O | 3.5-4.0(3.75) | Mineral specimen |
| Jamesite | Fe2+Fe3+2(AsO4)2(OH)4 | 3.5-4.0(3.75) | Rare collector’s specimen |
| Jamesonite | Pb4FeSb6S14 | 2.0-3.0(2.5) | Ore of lead and antimony |
| Janecite | (Mn,Fe)WO4 | 4.0-5.0(4.5) | Ore of manganese and tungsten |
| Janeckeit | (Zn,Fe)7(AsO4)2(OH)8 | 3.5-4.0(3.75) | ore |
| Jariloite | Ca(UO2)2(VO4)2�6-8H2O | 2.5-3.0(2.75) | radioactive indicator |
| Jarosite | KFe3(SO4)2(OH)6 | 2.5-3.5(3.0) | Pigment, water treatment |
| Jarositite | KFe3(SO4)2(OH)6 | 2.5-3.5(3.0) | ore mineral |
| Jasonite | Mn2+Mn3+2(AsO4)2(OH)2 | 5.5-6.5(6.0) | Mineral specimen |
| Jasperoid | SiO2 | 6.5-7.0(6.75) | Used as a building material and decorative stone |
| Jasperse | Ca(UO2)2(VO4)2�6-8H2O | 3-4(3.5) | none |
| Jaspillite | SiO2 | 7.0-7.5(7.0) | Iron ore, pigment |
| Javorite | Cu2+Mg(UO2)2(VO4)2�6-8H2O | 2.0-3.0(2.5) | mineral specimen |
| Jaywoodite | Mn7O10Cl2 | 5-6(5.5) | none |
| Jazamolingite | Fe3+AlO3 | 5.0-6.0(5.5) | mineral specimen |
| Jeffersonite | (Ca,Mg,Fe)2(Si,Al)2O6 | 5.5-6.0(5.5) | Ornamental stone |
| Jeffreyite | Na(UO2)2(VO4)2�6-8H2O | 3-4(3.5) | none |
| Jehanneite | Cu2+5(UO2)2(AsO4)2(OH)4�6H2O | 3-4(3.5) | none |
| Jehannite | CaCu2(AsO4)2�2-4H2O | 3.5-4.0(3.75) | Mineral specimen |
| Jennite | Ca9Si6O18(OH)6�8H2O | 2-3(2.5) | none |
| Jensenite | (UO2)6(VO4)2(OH)4�4-6H2O | 2.5-3.0(2.75) | radioactive indicator |
| Jeremejevite | Al6B5O15(OH,F) | 7.0-7.5(7.0) | Gemstone |
| Jerrygibbsite | (Al,Fe3+)2(SO4)(OH)4 | 3.5-4.0(3.75) | Mineral specimen |
| Jessenite | AgFe3+O2 | 5-6(5.5) | none |
| Jetendrite | Mn4+O2 | 6.5-7.0(6.5) | Ore of manganese |
| Jewellite | NaFeSi2O6 | 5.5-6.0(5.75) | Rare collector’s specimen |
| Jilliamite | Ni7Sb2 | 5-6(5.5) | none |
| Jillsite | (Zn,Cu)Fe3+4(AsO4)3(OH)4 | 4.5-5.5(5.0) | Mineral specimen |
| Jindyalite | Cu2+(UO2)2(VO4)2�6-8H2O | 2.5-3.0(2.75) | radioactive indicator |
| Joanneumite | CaV3+2(AsO4)2(OH)2 | 4.0-5.0(4.5) | Mineral specimen |
| Jobstite | KCu4(AsO4)2(OH)4 | 3.5-4.0(3.75) | Mineral specimen |
| Jodargirite | AgI | 2.0-2.5(2.25) | ore, pigment |
| Johanngeorgenstadtite | Cu2+(UO2)2(VO4)2�6-8H2O | 2.5-3.5(3.0) | Mineral specimen |
| Johannite | Cu(UO2)2(VO4)2�8-10H2O | 2.5-3.0(2.75) | radioactive indicator |
| Johannsenite | CaMn2+SiO6 | 5.5-6.0(5.5) | Gemstone, mineral specimen |
| Johnbaumite | Ca3(VO4)2 | 4.5-5.0(4.75) | Rare collector’s specimen |
| Johnlockeite | Ca(UO2)2(VO4)2�6-8H2O | 2.5-3.5(3.0) | Mineral specimen |
| Johnstrupite-(Ce) | Na4Ca4(Ce,La,Nd,Th)(CO3)5F | 4.0-5.0(4.5) | Mineral specimen |
| Johnwalkite | (Na,Ca)2(UO2)2(VO4)2�6-8H2O | 2.0-3.0(2.5) | Rare collector’s specimen |
| Johnwoodite | Ca(UO2)2(VO4)2�6-8H2O | 2.5-3.0(2.75) | Rare collector’s specimen |
| Jokokuite | Mg(UO2)2(VO4)2�6-8H2O | 3-4(3.5) | none |
| Joliotite | Ca(UO2)2(VO4)2�6-8H2O | 3-4(3.5) | none |
| Jordanite | Pb4As6S11 | 2.5-3.0(2.75) | Rare collector’s specimen |
| Jouravskite | Ag3CuS2 | 2-3(2.5) | none |
| Juabite | Pb2(UO2)2(VO4)2�6-8H2O | 3.0-4.0(3.5) | Ore of lead and uranium |
| Juanitaite | Pb2(UO2)2(VO4)2�6-8H2O | 3.0-4.0(3.5) | Mineral specimen |
| Jubainite | AlF3 | 3.5-4.0(3.75) | Mineral specimen |
| Judd-Silicate | Ca8(SiO4)4Cl2 | 5.0-6.0(5.5) | Mineral specimen |
| Jugnoite | Pb(UO2)2(VO4)2�6-8H2O | 3.0-4.0(3.5) | Ore of lead and uranium |
| Julgoldite | (Ca,Mg)Fe3+2(AsO4)2(OH)4�4-6H2O | 3.5-4.0(3.5) | Mineral specimen |
| Julianite | Cu6(AsO4)2(CO3)(OH)4 | 3.5-4.0(3.75) | Mineral specimen |
| Julienite | Cu2+Cu2+3(AsO4)2(OH)4 | 3.5-4.0(3.75) | Rare collector’s specimen |
| Junitoite | CaZn2Si2O7 | 5.0-6.0(5.5) | Mineral specimen |
| Junttiite | (Mg,Fe)(UO2)2(VO4)2�6-8H2O | 2.0-3.0(2.5) | Rare collector’s specimen |
| Juonniite | (Ca,Na)Al2Si2O8 | 6.0-6.5(6.0) | Mineral specimen |
| Jurlite | Cu2(UO2)2(VO4)2�6-8H2O | 3-4(3.5) | none |
| Juskaufite | Mg2Mn3+O4 | 5.0-6.0(5.5) | Mineral specimen |
| Jussupovite | Na2Ca(UO2)2(VO4)2�6-8H2O | 3-4(3.5) | none |
| Jyamunite | PbCu(UO2)2(VO4)2�6-8H2O | 3-4(3.5) | none |
| Jzironite | Pb2+2Mn4+O4 | 5-6(5.5) | none |
Descriptions
Jackingite
A nickel-cobalt-iron arsenate hydrate, forming light blue to green prismatic crystals.
Jacobsite
A manganese iron oxide mineral that forms black, metallic crystals. It has been used as a pigment and is a minor ore of manganese.
Jacquesdietrichite
A rare copper arsenic hydroxide mineral. Occurs as blue to blue-green prismatic crystals or granular masses.
Jadeburite
5-6(5.5)
Jadeite
A rare and valuable variety of pyroxene, often used in jewelry and decorative objects. It is known for its vivid green color and its hardness.
Jadeitite
A dense, compact variety of jadeite, often white, green or lavender in color, prized for its toughness and beauty.
Jahnsite-(CaMnFe)
A rare hydrous calcium-manganese-iron phosphate mineral that forms olive green to yellow-green prismatic crystals.
Jakobsite
A rare manganese iron oxide mineral with a cubic crystal system. It is typically black or dark brown in color and has a metallic luster.
Jaljulia
A hydrated magnesium uranium vanadate mineral that forms yellow to green, tabular crystals. It is a useful indicator of radioactivity in the environment.
Jamborite
A rare nickel-bearing arsenate mineral. Forms apple-green to emerald-green crusts or powdery masses.
Jamesite
A rare iron arsenic hydroxide mineral that forms green to yellow-green crystals. It is typically found in oxidized copper and arsenic deposits.
Jamesonite
A lead-antimony sulfide mineral with a distinctive lead-gray color and metallic luster. It is relatively soft and can be found in hydrothermal deposits.
Janecite
A rare manganese-iron tungstate mineral that typically forms dark brown to black, tabular crystals. It is found in pegmatite and hydrothermal deposits.
Janeckeit
A zinc-iron arsenic hydroxide mineral that forms greenish-white, tabular crystals. It is a minor ore of zinc and associated with other zinc-bearing minerals.
Jariloite
A hydrated calcium uranium vanadate mineral that forms yellow to green, prismatic crystals. It is a useful indicator of radioactivity in the environment.
Jarosite
A yellow, iron-rich sulfate mineral that forms in oxidizing, acidic environments. It is an important mineral in the study of acid mine drainage and can be used as a pigment.
Jarositite
A massive or nodular variety of the mineral jarosite, typically forming yellow to brown earthy masses.
Jasonite
A rare manganese arsenic hydroxide mineral. Forms dark brown to black prismatic crystals or granular masses.
Jasperoid
A microcrystalline quartz rock that is typically gray, white, or reddish-brown in color. It is formed by the replacement of limestone or dolomite by silica-rich fluids.
Jasperse
A rare uranium vanadate mineral found in oxidized uranium deposits.
Jaspillite
A banded iron formation composed of alternating layers of chert (silica) and hematite or magnetite. It is a valuable iron ore and can also be used as a pigment.
Javorite
A rare uranium vanadate mineral that forms bright green to yellow-green prismatic crystals.
Jaywoodite
A manganese oxide chloride mineral found in oxidized manganese deposits.
Jazamolingite
A rare iron aluminum oxide mineral that forms reddish-brown to black equant crystals or compact masses.
Jeffersonite
A rare variety of pyroxene mineral named after Thomas Jefferson. It is typically green in color and can be used as an ornamental stone.
Jeffreyite
A rare uranium vanadate mineral found in oxidized uranium deposits.
Jehanneite
A rare copper uranium arsenate mineral found in oxidized uranium deposits.
Jehannite
A rare copper arsenic hydrate mineral. Occurs as blue to blue-green prismatic crystals or powdery masses.
Jennite
A rare calcium silicate hydrate mineral that forms in the late stages of cement hydration.
Jensenite
A hydrated uranium vanadate mineral that forms yellow to green, acicular crystals. It is a useful indicator of radioactivity in the environment.
Jeremejevite
A rare boroaluminate mineral that is prized as a gemstone for its colorful and transparent crystals. It is found in pegmatite deposits and is relatively hard.
Jerrygibbsite
A rare aluminum-iron sulfate hydroxide mineral. Forms pale yellow to green platy crystals or powdery masses.
Jessenite
A rare silver iron oxide mineral found in oxidized silver deposits.
Jetendrite
A rare manganese oxide mineral that forms black, dendritic (tree-like) crystals. It is an important ore of manganese and is found in oxidized manganese deposits.
Jewellite
A rare sodium iron silicate mineral that typically forms green to brown prismatic crystals. It is found in metamorphic and igneous rocks.
Jilliamite
A rare nickel antimony mineral found in ultramafic rocks.
Jillsite
A rare zinc-copper arsenic hydroxide mineral. Occurs as bright green to yellow-green prismatic crystals or powdery crusts.
Jindyalite
A hydrated copper uranium vanadate mineral that forms bright green, tabular crystals. It is a useful indicator of radioactivity in the environment.
Joanneumite
A rare calcium vanadium arsenate hydroxide mineral. Forms olive-green to yellowish-green prismatic crystals or compact masses.
Jobstite
A rare copper arsenic hydroxide mineral. Occurs as blue to blue-green prismatic crystals or powdery masses.
Jodargirite
A silver iodide mineral that forms colorless to pale yellow, cubic crystals. It is a minor ore of silver and has been used as a pigment.
Johanngeorgenstadtite
A rare copper uranium vanadate hydrate mineral. Forms bright green to yellowish-green prismatic crystals or powdery crusts.
Johannite
A hydrated copper uranium vanadate mineral that forms green to yellow, tabular crystals. It is a useful indicator of radioactivity in the environment.
Johannsenite
A manganese-rich variety of the pyroxene group, known for its distinctive purple-brown color. It is sometimes used as a gemstone or mineral specimen.
Johnbaumite
A rare calcium vanadate mineral that typically forms yellow to yellow-green crystals. It is found in oxidized vanadium deposits.
Johnlockeite
A rare calcium uranium vanadate hydrate mineral. Occurs as bright green to yellowish-green prismatic crystals or powdery masses.
Johnstrupite-(Ce)
A rare sodium calcium cerium carbonate fluoride mineral. Forms yellow to brown prismatic crystals or compact masses.
Johnwalkite
A rare sodium calcium uranyl vanadate hydrate mineral that typically forms yellow to greenish-yellow crystals. It is found in oxidized uranium-vanadium deposits.
Johnwoodite
A rare calcium uranyl vanadate hydrate mineral that typically forms yellow to greenish-yellow crystals. It is found in oxidized uranium-vanadium deposits.
Jokokuite
A rare magnesium uranium vanadate mineral found in oxidized uranium deposits.
Joliotite
A rare calcium uranium vanadate mineral found in oxidized uranium deposits.
Jordanite
A rare lead arsenic sulfide mineral that typically forms black to dark gray prismatic crystals. It is found in hydrothermal veins and ore deposits.
Jouravskite
A rare silver copper sulfide mineral found in hydrothermal veins.
Juabite
A rare uranium-bearing vanadate mineral that forms pale green to yellow, tabular crystals. It is an important ore of both lead and uranium.
Juanitaite
A rare lead uranium vanadate hydrate mineral. Forms bright green to yellowish-green prismatic crystals or powdery crusts.
Jubainite
A rare aluminum fluoride mineral. Occurs as colorless to white prismatic crystals or compact masses.
Judd-Silicate
A rare calcium silicate mineral that forms colorless to white, prismatic crystals. It is primarily of interest to mineral collectors and researchers.
Jugnoite
A rare uranium-bearing vanadate mineral that forms bright yellow to orange, tabular crystals. It is an important ore of both lead and uranium.
Julgoldite
A rare iron-bearing arsenate mineral that forms pale green to blue-green, platy crystals. It is primarily of interest to mineral collectors.
Julianite
A rare copper arsenic carbonate hydroxide mineral. Occurs as azure-blue to blue-green prismatic crystals or powdery masses.
Julienite
A rare copper arsenic hydroxide mineral that typically forms blue to green prismatic crystals. It is found in oxidized copper deposits.
Junitoite
A rare calcium-zinc silicate mineral that forms translucent, yellow-green to green, prismatic crystals. It is primarily of interest to mineral collectors.
Junttiite
A rare magnesium iron uranyl vanadate hydrate mineral that typically forms yellow to greenish-yellow crystals. It is found in oxidized uranium-vanadium deposits.
Juonniite
A rare calcium-sodium aluminosilicate mineral that forms colorless to white, tabular crystals. It is primarily of interest to mineral collectors.
Jurlite
A rare copper uranium vanadate mineral found in oxidized uranium deposits.
Juskaufite
A rare magnesium-manganese oxide mineral that forms dark brown to black, octahedral crystals. It is primarily of interest to mineral collectors.
Jussupovite
A rare sodium calcium uranium vanadate mineral found in oxidized uranium deposits.
Jyamunite
A rare lead copper uranium vanadate mineral found in oxidized uranium deposits.
Jzironite
A rare lead manganese oxide mineral found in oxidized manganese deposits.
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