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.
Hongshiite: PtCu Palladodymite: (Pd,Rh)2As Ruthenium: (Ru,Ir,Os)
Comments: Palladodymite (light gray, in two small grains), hongshiite (pale creamy grayish, tarnished brownish) in massive ruthenium. Polished section (from microprobe analysis) in reflected light. Location: Miass River, Zlatoust, Ilmen Mts, Chelyabinsk Oblast', Urals Region, Russia. Scale: Picture size 0.09 mm. © Thomas Witzke / Abraxas-Verlag
Hopeite: Zn3(PO4)2·4(H2O)
Comments: Brownish pink, transparent crystalline aggregate of hopeite crystals. Location: Broken Hill mine, Kabwe, Central, Zambia. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Hornesite: Mg3(AsO4)2·8(H2O)
Comments: Aggregate of white pearly platy crystals of hornesite on matrix. Location: Bauhaus, Richelsdorf, Hessen, Germany. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Horvathite-(Y): NaY(CO3)F2
Comments: Blocky crystals of horvathite-(Y) in matrix. Location: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mt Saint-Hilaire, Rouville Co., Québec, Canada. Scale: Picture size 3.5 mm. © Thomas Witzke / Abraxas-Verlag
Howieite: Na(Fe++,Mn++)10(Fe,Al)2Si12O31(OH)13
Comments: Black vitreous radiating crystalline howieite. Location: Longvale Quarry, Mendocino County, California, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Howlite: Ca2B5SiO9(OH)5
Comments: Silky nodule of howlite. Location: Windsor, Nova Scotia, Canada. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Hsianghualite: Ca3Li2Be3(SiO4)3F2
Comments: White crystalline areas of hsianghualite in dark green chloritic schist(?). Location: Xianghualing Mine, Hunan, Central South Region, China. Scale: Not Given. © Tom Loomis / Dakota Matrix
Huanghoite-(Ce): BaCe(CO3)2F Zhonghuacerite-(Ce): Ba2Ce(CO3)3F
Comments: Brown grains of zhonghuacerite-(Ce) in matrix. This type material may be Huanghoite-(Ce). Location: Bayan Obo iron mine, Baotou, Inner Mongolia, China. Scale: Not Given. © Diederik Visser
Huangite: Ca0.5Al3(SO4)2(OH)6
Comments: BSE image of alunite (light gray), natroaluminite (dark gray), minamiite (gray slender zone banded by natroaluminite), and huangite (medium gray). Location: Sulfuric altered andesite, Okumanza, Gunma Prefecture, Japan. Scale: Picture Size 0.31 x 0.24 mm. © Mineralogical Journal
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
Comments: Translucent, deep root beer brown, platy hueite crystals in fan-like groups to 1mm with delicate pink laths of inesite. Location: Fengjiashan Mine, Daye Co., Huangshi Prefecture, Hubei Province, China. Scale: Picture Size 5 mm. © Tom Loomis / Dakota Matrix
Hubnerite: MnWO4
Comments: Sharp, dark tabular crystals of hübnerite with pyrite. Location: Cavnic, Romania. Scale: Crystal size 2 cm. © John Attard
Huemulite: Na4Mg(V10O28)·24(H2O)
Comments: Brownish orange aggregate of huemulite crystals. Location: Walker mine, Thompson, Grand County, USA. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Hulsite: (Fe++,Mg)2(Fe+++,Sn)O2(BO3)
Comments: Black crystalline granular massive hulsite. Location: Brooks Range, Seward Peninsula, Alaska, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Humberstonite: K3Na7Mg2(SO4)6(NO3)2·6(H2O)
Comments: White powdery aggregate of humberstonite. Location: Oficina Alemanin, Antofagasta, Chile. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Humboldtine: Fe++(C2O4)·2(H2O)
Comments: Yellow crystals of humboldtine. Location: Lomnice, Sokolov, Západoceský Kraj, Bohemia, Czech Republic. Scale: Picture size 1.5 mm. © Thomas Witzke / Abraxas-Verlag
Humite: (Mg,Fe++)7(SiO4)3(F,OH)2
Comments: Striated, brown, tabular crystals of humite. Location: Monte Somma (Vesuvius), Campania, Italy. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Hummerite: KMgV+++++5O14·8(H2O)
Comments: Orange-yellow hummerite on fossil wood. Location: Ronneburg U deposit, Gera district, Thuringia, Germany. Scale: Specimen size 65 mm. © Thomas Witzke / Abraxas-Verlag
Hunchunite: (Au,Ag)2Pb
Comments: Bluish-gray hunchunite in a polished section in reflected light. Location: Nizhne-Tagil'skoye (Mednorudyanskoye) Cu Deposit, Nizhnii Tagil, Sverdlovskaya Oblast', Urals Region, Russia. Scale: Picture size 0.2 mm. © Thomas Witzke / Abraxas-Verlag
Huntite: CaMg3(CO3)4
Comments: pure white chalky massive huntite. Location: Near Austin, Lander County, Nevada, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species