Click on thumbnails for a larger image. Please be patient since some of these pages of thumbnail images take some time to load. These mineral photos are copyrighted by their owners and may not be used without permission.
Gartrellite: Pb(Cu,Fe++)2(AsO4,SO4)2(CO3,H2O)0.7
Comments: Lime green gartrellite on matrix associated with mimetite. Former Martín Oliete Fontela collection. Location: Tsumeb mine, Tsumeb, Namibia. Scale: 6x4x3 cm. © Fabre Minerals
Gold: Au Silver: Ag
Comments: Very well crystallized Electrum (Silver rich gold) on quartz. The analysis gave 31.47% silver. Location: Verespatak (now Rosia Montana), Transylvania, Romania. Scale: 2.8 x 3.4 cm. © Fabre Minerals
Hedenbergite: CaFe++Si2O6 Ilvaite: CaFe++2Fe+++Si2O7O(OH)
Comments: Doubly terminated, black ilvaite on crystals of greenish gray hedenbergite with minor galena. Location: First Sovietsky mine, Dalnjegorsk, Russia. Scale: 4 x 2.8 x 1.8 cm. © Fabre Minerals
Helvite: Mn4Be3(SiO4)3S
Comments: Large (for the species), triangular yellowish creamy colored crystals of helvite on white, albite matrix. Location: Navegador mine, Conselheiro Pena, Minas Gerais, Brazil. Scale: Crystal size 0.7 x 0.7 cm. © Fabre Minerals
Hematite: Fe2O3
Comments: Black, platy hematite and minor white magnesite. Location: Brumado, Bahia, Brazil. Scale: 9 x 4.5 cm. © Fabre Minerals
Herderite: CaBe(PO4)F
Comments: Partially transparent herderite crystal with minor white albite. Location: Alto do Corrego Frio, Linopolis, Minas Gerais, Brazil. Scale: 3.1x2.7x2.9 cm. © Fabre Minerals
Hessite: Ag2Te
Comments: Complex latticework of hessite with minor white quartz. Location: Botés Mountains, Botés, Transilvania Rumania. Scale: Crystal size: 1 x 0.2 cm. © Fabre Minerals
Hubeite: Ca2Mn++Fe+++Si4O12(OH)(H2O)2 Inesite: Ca2Mn7Si10O28(OH)2·5(H2O)
Comments: Brown hubeite aggregates accompanied by prismatic pinkish inesite crystals. Location: Fengjiashan Mine, Daye, Hubei China. Scale: 5.3 x 3.7 x 1.1 cm. © Fabre Minerals
Hydrocerussite: Pb3(CO3)2(OH)2 Cerussite: PbCO3
Comments: Platy crystals of milky white hydrocerussite covering cerussite. Location: Tsumeb mine, Tsumeb, Namibia. Scale: 6 x 5 cm. © Fabre Minerals
Ilvaite: CaFe++2Fe+++Si2O7O(OH) Quartz: SiO2
Comments: Black, prismatic ilvaite with quartz. Location: First Sovietskij mine, Dalnjegorsk, Russia. Scale: 3.5 x 4.5 cm. © Fabre Minerals