187 minerals · Brown minerals
Variety
Agate SiO₂
Almandine Fe²⁺₃Al₂(SiO₄)₃
Mineraloid
Amber C₁₀H₁₆O (fossil resin)
Group
Apatite Ca₅(PO₄)₃(F,Cl,OH)
Baryte Ba(SO₄)
Group
Biotite K(Mg,Fe)₃(AlSi₃O₁₀)(OH)₂
Calcite Ca(CO₃)
Copper Cu
Diamond C
Fluorapatite Ca₅(PO₄)₃F
Forsterite Mg₂(SiO₄)
Group
Garnet X₃Y₂(SiO₄)₃
Gypsum Ca(SO₄)·2H₂O
Hematite Fe₂O₃
Jadeite NaAlSi₂O₆
Variety
Jasper SiO₂
Variety
Moonstone KAlSi₃O₈
Muscovite KAl₂(Si₃Al)O₁₀(OH)₂
Mineraloid
Obsidian SiO₂-rich volcanic glass
Opal SiO₂·nH₂O
Featured
Quartz SiO₂
Rhodochrosite Mn(CO₃)
Rhodonite CaMn₃Mn(Si₅O₁₅)
Variety
Smoky Quartz SiO₂
Topaz Al₂SiO₄F₂
Group
Tourmaline (Na,Ca)(Mg,Fe,Li,Al)₃Al₆(BO₃)₃Si₆O₁₈(OH)₄
Vanadinite Pb₅(VO₄)₃Cl
Wulfenite PbMoO₄
Zircon Zr(SiO₄)
Aegirine NaFe³⁺Si₂O₆
Group
Allanite (Ca,Ce)₂(Al,Fe)₃Si₃O₁₂(OH)
Allanite-(Ce) CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)
Group
Amphibole A₀₋₁B₂C₅T₈O₂₂(OH)₂
Anatase TiO₂
Andalusite Al₂SiO₅
Andradite Ca₃Fe³⁺₂(SiO₄)₃
Annite KFe²⁺₃(AlSi₃O₁₀)(OH)₂
Anthophyllite Mg₂Mg₅Si₈O₂₂(OH)₂
Antigorite Mg₃Si₂O₅(OH)₄
Aragonite Ca(CO₃)
Augite (Ca,Mg,Fe)₂Si₂O₆
Group
Axinite Ca₂(Mn,Fe,Mg)Al₂BSi₄O₁₅(OH)
Axinite-(Fe) Ca₄Fe²⁺₂Al₄[B₂Si₈O₃₀](OH)₂
Axinite-(Mg) Ca₄Mg₂Al₄[B₂Si₈O₃₀](OH)₂
Axinite-(Mn) Ca₄Mn²⁺₂Al₄[B₂Si₈O₃₀](OH)₂
Beidellite (Na,Ca)₀.₃Al₂(Si,Al)₄O₁₀(OH)₂·nH₂O
Beudantite PbFe³⁺₃(AsO₄)(SO₄)(OH)₆
Bornite Cu₅FeS₄
Braunite Mn²⁺Mn³⁺₆O₈(SiO₄)
Brookite TiO₂
Bustamite Mn₂Ca₂MnCa(Si₃O₉)₂
Carminite PbFe³⁺₂(AsO₄)₂(OH)₂
Cassiterite SnO₂
Catapleiite Na₂Zr(Si₃O₉)·2H₂O
Chabazite-Ca Ca₂[Al₄Si₈O₂₄]·13H₂O
Variety
Chalcedony SiO₂
Chamosite (Fe²⁺,Mg,Al,Fe³⁺)₆(Si,Al)₄O₁₀(OH,O)₈
Rock
Chert SiO₂ (cryptocrystalline)
Chromite Fe²⁺Cr₂O₄
Chrysotile Mg₃Si₂O₅(OH)₄
Coffinite U(SiO₄)·nH₂O
Group
Columbite (Fe,Mn)Nb₂O₆
Cordierite Mg₂Al₄Si₅O₁₈
Corundum Al₂O₃
Cryolite Na₂NaAlF₆
Cummingtonite Mg₂Mg₅Si₈O₂₂(OH)₂
Danburite CaB₂Si₂O₈
Datolite CaB(SiO₄)(OH)
Descloizite PbZn(VO₄)(OH)
Diaspore AlO(OH)
Diopside CaMgSi₂O₆
Dolomite CaMg(CO₃)₂
Dravite NaMg₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)
Dumortierite AlAl₆BSi₃O₁₈
Enstatite Mg₂Si₂O₆
Epidote Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)
Eucryptite LiAlSiO₄
Eudialyte Na₁₅Ca₆Fe₃Zr₃Si(Si₂₅O₇₃)(O,OH,H₂O)₃(Cl,OH)₂
Fayalite Fe²⁺₂(SiO₄)
Ferberite Fe²⁺(WO₄)
Ferrosilite Fe²⁺₂Si₂O₆
Rock
Flint SiO₂ (cryptocrystalline)
Fluor-buergerite NaFe³⁺₃Al₆(Si₆O₁₈)(BO₃)₃O₃F
Fluor-liddicoatite Ca(Li₂Al)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃F
Foitite (Fe²⁺₂Al)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)
Friedelite Mn²⁺₈Si₆O₁₅(OH)₁₀
Group
Gadolinite (Y,Ce)₂FeBe₂Si₂O₁₀
Gadolinite-(Y) Y₂Fe²⁺Be₂O₂(SiO₄)₂
Gedrite Mg₂(Mg₃Al₂)(Si₆Al₂)O₂₂(OH)₂
Goethite FeO(OH)
Grossular Ca₃Al₂(SiO₄)₃
Grunerite Fe²⁺₂Fe²⁺₅Si₈O₂₂(OH)₂
Halloysite-7Å Al₂Si₂O₅(OH)₄
Harmotome Ba₂(Si₁₂Al₄)O₃₂·12H₂O
Hastingsite NaCa₂(Fe²⁺₄Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
Hausmannite Mn²⁺Mn³⁺₂O₄
Hedenbergite CaFe²⁺Si₂O₆
Hemimorphite Zn₄(Si₂O₇)(OH)₂·H₂O
Herderite CaBe(PO₄)F
Variety
Hessonite Ca₃Al₂(SiO₄)₃
Hübnerite Mn²⁺(WO₄)
Ilvaite CaFe³⁺Fe²⁺₂O(Si₂O₇)(OH)
Jarosite KFe³⁺₃(SO₄)₂(OH)₆
Mineraloid
Jet C — fossilized wood
Kaersutite NaCa₂(Mg₃AlTi⁴⁺)(Si₆Al₂)O₂₂O₂
Kaolinite Al₂Si₂O₅(OH)₄
Kentrolite Pb₂Mn³⁺₂O₂(Si₂O₇)
Kornerupine (Mg,Fe²⁺,Al, )₁₀(Si,Al,B)₅O₂₁(OH,F)₂
Laumontite CaAl₂Si₄O₁₂·4H₂O
Lawsonite CaAl₂(Si₂O₇)(OH)₂·H₂O
Lepidocrocite Fe³⁺O(OH)
Limonite FeO(OH)·nH₂O
Lithiophilite LiMn²⁺(PO₄)
Magnesite Mg(CO₃)
Group
Mica XY₂₋₃Z₄O₁₀(OH,F)₂
Microcline K(AlSi₃O₈)
Mimetite Pb₅(AsO₄)₃Cl
Group
Monazite (Ce,La,Nd,Th)PO₄
Monazite-(Ce) Ce(PO₄)
Montmorillonite (Na,Ca)₀.₃(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O
Mottramite PbCu(VO₄)(OH)
Nitratine Na(NO₃)
Nontronite Na₀.₃Fe³⁺₂(Si,Al)₄O₁₀(OH)₂·nH₂O
Nosean Na₈(Si₆Al₆)O₂₄(SO₄)·H₂O
Olivenite Cu₂(AsO₄)(OH)
Osumilite KFe₂(Al₅Si₁₀)O₃₀
Painite CaZrAl₉O₁₅(BO₃)
Palygorskite (Mg,Al)₂Si₄O₁₀(OH)·4H₂O
Pargasite NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂
Pentlandite (Ni,Fe)₉S₈
Perovskite CaTiO₃
Pharmacosiderite KFe³⁺₄(AsO₄)₃(OH)₄·6-7H₂O
Phenakite Be₂(SiO₄)
Phlogopite KMg₃(AlSi₃O₁₀)(OH)₂
Piemontite Ca₂(Al₂Mn³⁺)[Si₂O₇][SiO₄]O(OH)
Pigeonite (Mg,Fe,Ca)₂Si₂O₆
Polyhalite K₂Ca₂Mg(SO₄)₄·2H₂O
Powellite Ca(MoO₄)
Pumpellyite-(Mg) Ca₂MgAl₂(Si₂O₇)(SiO₄)(OH)₂·H₂O
Group
Pyrochlore Supergroup (Na,Ca)₂Nb₂O₆(OH,F)
Pyrope Mg₃Al₂(SiO₄)₃
Pyrophyllite Al₂Si₄O₁₀(OH)₂
Group
Pyroxene XY(Si,Al)₂O₆
Pyroxmangite Mn²⁺SiO₃
Pyrrhotite Fe₇S₈
Richterite Na(NaCa)Mg₅Si₈O₂₂(OH)₂
Rutile TiO₂
Saponite (Ca,Na)₀.₃(Mg,Fe)₃(Si,Al)₄O₁₀(OH)₂·4H₂O
Variety
Sard SiO₂
Variety
Sardonyx SiO₂
Scheelite Ca(WO₄)
Scorodite Fe³⁺(AsO₄)·2H₂O
Siderite Fe(CO₃)
Sillimanite Al₂SiO₅
Sinhalite MgAl(BO₄)
Smithsonite Zn(CO₃)
Spessartine Mn²⁺₃Al₂(SiO₄)₃
Sphalerite ZnS
Spinel MgAl₂O₄
Staurolite Fe²⁺₂Al₉Si₄O₂₃(OH)
Group
Stilbite NaCa₄(Al₉Si₂₇)O₇₂·nH₂O
Stilbite-Ca NaCa₄(Si₂₇Al₉)O₇₂·28H₂O
Stilbite-Na Na₉(Si₂₇Al₉)O₇₂·28H₂O
Stolzite Pb(WO₄)
Sugilite KNa₂Fe³⁺₂(Li₃Si₁₂)O₃₀
Variety
Sunstone (Ca,Na)(Al,Si)₄O₈
Group
Tantalite (Fe,Mn)Ta₂O₆
Tephroite Mn²⁺₂(SiO₄)
Thomsonite-Ca NaCa₂(Al₅Si₅)O₂₀·6H₂O
Thorite Th(SiO₄)
Thénardite Na₂(SO₄)
Variety
Tiger's Eye SiO₂
Titanite CaTi(SiO₄)O
Triphylite LiFe²⁺(PO₄)
Uraninite UO₂
Uvite CaMg₃(Al₅Mg)(Si₆O₁₈)(BO₃)₃(OH)₃(OH)
Vauquelinite CuPb₂(CrO₄)(PO₄)(OH)
Vermiculite Mg₀.₇(Mg,Fe,Al)₆(Si,Al)₈O₂₀(OH)₄·8H₂O
Vesuvianite (Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀
Wavellite Al₃(PO₄)₂(OH)₃·5H₂O
Willemite Zn₂SiO₄
Witherite Ba(CO₃)
Group
Wolframite (Fe,Mn)WO₄
Group
Xenotime YPO₄
Xenotime-(Y) Y(PO₄)
Group
Zinnwaldite KLiFe²⁺Al(AlSi₃)O₁₀(F,OH)₂
Zoisite Ca₂Al₃[Si₂O₇][SiO₄]O(OH)