Minerals beginning with the letter G

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Image Name Formula Color
TM

Gabrielsonite

PbFe+2(AsO4)(OH)brown, black
TM

Gadolinite-(Y)

Y2Fe+2Be2Si2O10brown, green, black
TM

Gageite

(Mn,Mg,Zn)42Si16O54(OH)40colorless, pink
TM

Gahnite

ZnAl2O4green, black
TM

Gaidonnayite
(IMA 1973-003)

Na2ZrSi3O9·2(H2O)colorless, white, purple
TM

Galena

PbSgray
TM

Galenobismutite

PbBi2S4gray, white
TM

Galkhaite

(Cs,Tl)(Hg,Cu,Zn)6(As,Sb)4S12orange, red, black
TM

Gallite

CuGaS2gray
TM

Ganomalite

Pb9Ca5Mn+2Si9O33colorless, gray, white
TM

Ganophyllite

(K,Na)2(Mn,Al,Mg)8(Si,Al)12O29(OH)7·8-9(H2O)yellow, brown
TM

Ganterite
(IMA 2000-033)

(Ba0.5(Na,K)0.5)Al2(Si2.5Al1.5O10)(OH)2gray, silver
TM

Garronite

Na2Ca5Al12Si20O64·27(H2O)colorless, white
TM

Garronite-(Ca)

TM

Gartrellite

Pb(Cu,Fe+2)2(AsO4,SO4)2(CO3,H2O)0.7yellow
TM

Gaspeite
(IMA 1965-029)

(Ni,Mg,Fe+2)CO3light green
TM

Gatumbaite

CaAl2(PO4)2(OH)2·(H2O)white
TM

Gaudefroyite
(IMA 1694-006)

Ca4Mn+33-x(BO3)3(CO3)(O,OH)3black
TM

Gearksutite

CaAl(OH,F)5·(H2O)white
TM

Gehlenite

Ca2Al2(SiO7)brown, colorless, green, gray, yellow
TM

Geikielite

MgTiO3black
gelosaite

Gelosaite
(IMA 2009-022)

BiMo+62-5xMo+56xO7(OH)·(H2O)yellow, yellow green, pale blue
genplesite

Genplesite
(IMA 2014-034)

Ca3Sn(SO4)2(OH)6·3(H2O)colorless
TM

Genthelvite

Zn4Be3(SiO4)3Sgreen, brown, colorless, yellow
TM

Georgechaoite
(IMA 1984-024)

KNaZrSi3O9·2(H2O)colorless, white
TM

Georgiadèsite

TM

Gerasimovskite

(Mn,Ca)(Nb,Ti)5O12·9(H2O)brown, gray
TM

Gersdorffite

NiAsSgray, black, white
geschieberite

Geschieberite
(IMA 2014-006)

K2(UO2)(SO4)2(H2O)2bright green
TM

Getchellite

AsSbS3red, purple
TM

Gilalite

TM

Gillardite
(IMA 2006-041)

Cu3NiCl2(OH)6green
gillardite-Tl

Gillardite-Tl

TM

Gillespite

TM

Giorgiosite

TM

Gismondine

Ca2Al4Si4O16·9(H2O)blue, white, colorless, gray, red
TM

Glagolevite
(IMA 2001-064)

NaMg6(Si3AlO10)(OH,O)8·(H2O)colorless
TM

Glaucocerinite

(Zn,Cu)5Al3(SO4)1.5(OH)16white, blue, gray, green, brown
TM

Glaucodot

(Co,Fe)AsSgray, white
TM

Glaucophane

Na2(Mg3Al2)Si8O22(OH)2gray, black, blue
TM

Glucine

CaBe4(PO4)2(OH)4·0.5(H2O)colorless, white
TM

Gmelinite-(Ca)

(Ca,Na2)Al2Si4O12·6(H2O)white, pink, red
TM

Gmelinite-(Na)

(Na2,Ca)Al2Si4O12·6(H2O)white, pink, red
TM

Gobbinsite

(Na2,Ca)2K2Al6Si10O32·12(H2O)white, yellow, brown
TM

Godovikovite
(IMA 1987-019)

(NH4)(Al,Fe+3)(SO4)2white, colorless
TM

Goethite

Fe+3O(OH)brown, yellow
TM

Gold

Augold, yellow, orange, reddish white
TM

Goldmanite

Ca3(V,Al,Fe+3)2(SiO4)3green
TM

Golyshevite
(IMA 2004-039a)

(Na,Ca)10Ca9(Fe+3,Fe+2)2Zr3NbSi25O72(CO3)(OH)3·(H2O)red brown
TM

Gonnardite

Na2CaAl4Si6O20·7(H2O)white
TM

Goosecreekite

CaAl2Si6O16·5(H2O)colorless, white
TM

Gorceixite

BaAl3(PO4)(PO3OH)(OH)6brown, gray white, blue, white
TM

Gordonite

MgAl2(PO4)2(OH)2·8(H2O)colorless, white, green, pink
TM

Görgeyite

K2Ca5(SO4)6·(H2O)colorless, yellow
TM

Gormanite
(IMA 1977-030)

Fe+23Al4(PO4)4(OH)6·2(H2O)blue green
TM

Goslarite

Zn(SO4)·7(H2O)blue, brown, colorless, green
TM

Götzenite

(Ca,Na)3(Ti,Al)Si2O7(F,OH)2colorless, yellow, tan, white
TM

Goudeyite

(Al,Y)Cu6(AsO4)3(OH)6·3(H2O)colorless, green
TM

Goyazite

SrAl3(PO4)2(OH)5·(H2O)yellow, pink, colorless
TM

Graftonite

TM

Grandaite

Sr2Al(AsO4)2(OH)orange, pink, brown
TM

Grandidierite

(Mg,Fe+2)Al3(BO4)(SiO4)Oblue green
TM

Graphite

Cblack, gray
gratianite

Graţianite

MnBi2S4
TM

Greenockite

CdSyellow
TM

Griceite
(IMA 1986-043)

LiFwhite
TM

Grischunite

NaCa2Mn+25Fe+3(AsO4)6·2(H2O)brown
TM

Grossular

Ca3Al2(SiO4)3brown, colorless, green, gray, yellow
TM

Groutite

Mn+3O(OH)black
TM

Guanacoite
(IMA 2003-021)

Cu2Mg3(AsO4)2(OH)4·4(H2O)blue
TM

Gudmundite

FeSbSwhite, gray
TM

Guilleminite
(IMA 1964-031)

Ba(UO2)3(SeO3)2O2·3(H2O)greenish yellow, yellow
guite

Guite
(IMA 2017-080)

Co+2Co+32O4
TM

Günterblassite
(IMA 2011-032)

(K,Ca,Ba)2(Fe,Ca,Mg,Na)((Si,Al)13O25(OH)4)·7(H2O)colorless, white
TM

Gustavite

gutkovaite-(Mn)

Gutkovaite-(Mn)
(IMA 2001-038)

CaK2Mn(Ti,Nb)4(Si4O12)2(O,OH)4·5(H2O)light yellow pink
TM

Gypsum

CaSO4·2(H2O)white, colorless, brown, yellow
TM

Gyrolite

NaCa16Si23AlO60(OH)8·64(H2O)brown, colorless, yellow, white, green

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