Mineral Specimen Images (G)

Goldquarryite: (Cu,[ ])(Cd,Ca)2Al3(PO4)4F2(H2O)10{(H2O,F)}2

Comments: Single crystal of goldquarryite.
Location: Gold Quarry mine, Eureka County, Nevada, USA.. Scale: Crystal length 0.5 mm.
© Thomas Witzke / Abraxas-Verlag

Golyshevite: (Na,Ca)10Ca9(Fe+++,Fe++)2Zr3NbSi25O72(CO3)(OH)3·H2O

Comments: Light yellowish-brown zircon-like colored golyshevite crystal.
Location: Kovdor Phlogopite mine (Mica Mine; Slyuda Mine; Kovdorslyuda Shaft), Kovdor Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: FOV is 9x7 mm.
© Pavel M. Kartashov

Gonnardite: Na2CaAl4Si6O20·7(H2O)

Comments: White spherical aggregates of gonnardite on matrix.
Location: White spherical aggregates of Gonnardite on matrix. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Gonnardite: Na2CaAl4Si6O20·7(H2O)  
Tetranatrolite: Na2[Al2Si3O10]·2(H2O)

Comments: White, pseudocubic crystals of tetranatrolite (gonnardite) on matrix.
Location: Point of Rocks Mesa, Colfax County, New Mexico, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Gonyerite: Mn++3[Mn++3Fe+++][(Si,Fe+++)4O10](OH,O)8

Comments: Brown massive gonyerite in manganese ore.
Location: Harstigen, Varmland, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Goosecreekite: CaAl2Si6O16·5(H2O)

Comments: Large cluster of many rosettes of white goosecreekite.
Location: Jalgaon, Maharashtra, India. Scale: 15x14x7 cm.
© John Betts - Fine Minerals

Gorceixite: BaAl3(PO4)(PO3OH)(OH)6

Comments: Translucent platy crystals of gorceixite on tan siderite with white aragonite coatings.
Location: Rapid Creek, Yukon, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Gorceixite: BaAl3(PO4)(PO3OH)(OH)6

Comments: Translucent, pseudohexagonal crystal of groceixite in matrix.
Location: Rapid Creek, Yukon, Canada. Scale: Crystal Size 3 mm.
© Tom Loomis / Dakota Matrix

Gordaite: NaZn(SO4)(OH)6Cl·6(H2O)

Comments: Colorless to white tabular crystals of gordaite on matrix.
Location: Mansfeld Basin, Saxony-Anhalt, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Gordonite: MgAl2(PO4)2(OH)2·8(H2O)  
Wardite: NaAl3(PO4)2(OH)4·2(H2O)

Comments: Prismatic gordonite crystals on massive wardite.
Location: Clay Canyon, Fairfield, Utah County, Utah, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Gorgeyite: K2Ca5(SO4)6·(H2O)

Comments: görgeyite crystal prism.
Location: Lake Inder, Atyrau, Kazakhstan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Gormanite: Fe++3Al4(PO4)4(OH)6·2(H2O)

Comments: Elongated, dark bluish green, fibrous crystals of gormanite and quartz on a matrix of quartz and water clear apatite crystals.
Location: Big Fish River, Yukon Territory, Canada. Scale: 4.8 x 3.8 cm.
© John Veevaert

Gormanite: Fe++3Al4(PO4)4(OH)6·2(H2O)

Comments: Dark green, velvety mass of gormanite crystals on matrix.
Location: Rapid Creek, Yukon Territory, Canada. Scale: 3 x 4.5 cm.
© Dave Barthelmy

Goslarite: ZnSO4·7(H2O)

Comments: Pale yellow to egg-shell white fibrous goslarite with radiating structure.
Location: Rammelsberg, near Goslar, Harz Mountains, Niedersachsen, Germany. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Gottlobite: CaMg(VO4,AsO4)(OH)

Comments: Orange-brownish tabular crystals of gottlobite with black hausmannite and colorless barite.
Location: Glücksstern Mine, Gottlob Hill, Friedrichroda, Thuringian Forest, Thuringia, Germany. Scale: Picture size 1.5 mm.
© Thomas Witzke / Abraxas-Verlag

Gotzenite: (Ca,Na)3(Ti,Al)Si2O7(F,OH)2

Comments: Yellow-brown, thin crystals of götzenite in white feldspar matrix.
Location: Barkevik, Langesundsfjorden, Vestfold, Norway. Scale: 3.5x3x3 cm.
© John Betts - Fine Minerals

Goudeyite: (Al,Y)Cu6(AsO4)3(OH)6·3(H2O)

Comments: Green crusts and micro crystals of goudeyite on matrix.
Location: Majuba Hill, Pershing County, Nevada, USA. Scale: Specimen size 1x3 cm.
© John Veevaert

Gowerite: CaB6O10·5(H2O)

Comments: Coatings of acicular radiating crystal clusters of gowerite.
Location: Furnace Creek, Death Valley, Inyo County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Goyazite: SrAl3(PO4)2(OH)5·(H2O)

Comments: Flat, tabular crystals of goyazite on dolomite.
Location: Langenbach quarry, Binntal, Valais, Switzerland. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Graemite: CuTeO3·(H2O)

Comments: Blue, massive graemite on quartz.
Location: Moctezuma, Mun. de Moctezuma, Sonora, Mexico. Scale: Picture size 5.5 mm.
© Thomas Witzke / Abraxas-Verlag