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.
Hedyphane: Ca2Pb3(AsO4)3Cl
Comments: Phlogopite with yellowish orange hedyphane. Location: Langban, Varmland, Sweden. Scale: 4.4 x 2.2 cm. © John Veevaert
Heidornite: Na2Ca3B5O8(SO4)2Cl(OH)2
Comments: Colorless crystals of heidornite. Location: Niedersachswerfen, Nordhausen, Erfurt district, Harz Mts, Thuringia, Germany. Scale: Picture size 5 mm. © Thomas Witzke / Abraxas-Verlag
Heinrichite: Ba(UO2)2(AsO4)2·10-12(H2O)
Comments: Pale greenish-yellow crystalline heinrichite crusts on clay. Location: Lakeview, Lake County, Oregon, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Hejtmanite: Ba(Mn,Fe++)2TiO(Si2O7)(OH,F)2
Comments: Bronze sub-metallic micaceous crystalline hejtmanite with dark green aegirine on white feldspar. Location: Dara-Pioz, Tien-Shan, Tadzhikistan. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Heklaite: KNaSiF6
Comments: Post mining sample of heklaite.. Location: Bone Valley Phosphate Mining District, near Bartow, Polk County, Florida. Scale: Specimen size 8.6 x 5.5 x 4.2 cm. © Isaias Casanova / IC Minerals
Hellandite-(Ce): (Ca3REE)4Ce2Al[ ]2[Si4 B4O22](OH)2
Comments: Pale yellow platy hellandite-(Ce) crystals in a vug. Location: Campo Pefella, near Capranica, Viterbo, Latium, Italy. Scale: See Image. © Rruff Database
Hellandite-(Y): (Ca,REE)4(Y,Ce)2(Al,[ ])2[Si4B4O22](OH)2
Comments: Short-prismatic crystal of dark-brown hellandite-(Y) in granitic pegmatite. Location: Tusion River Valley, Pamir Mts, Viloyati Mukhtori Gorno-Badakhshan (Viloyati Badakhshoni Kuni), Tajikistan. Scale: FOV is 2x1.7 cm. © Pavel M. Kartashov
Hellyerite: NiCO3·6(H2O)
Comments: Green botryoidal hellyerite on matrix. Location: Lord Brassey Mine, Heazlewood, Tasmania, Australia. Scale: Picture size 5 mm. © Thomas Witzke / Abraxas-Verlag
Helvite: Mn4Be3(SiO4)3S Rhodochrosite: MnCO3
Comments: Yellow crystals of helvite on quartz and pink rhodochrosite. Location: Galerie Elisabeth, Cavnic, Maramures, Romaina. Scale: Not Given. © Lou Perloff / Photo Atlas of 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
Hematite: Fe2O3 Defernite: Ca6(CO3)2-x(SiO4)x(OH)7(Cl,OH)1-2x (x=0,5)
Comments: Specular hematite rich with crystalline grains of reddish brown defernite. Location: Kombat Mine, Kombat, Grootfontein District, Otjozondjupa Region, Namibia. Scale: 3.9 x 2.5 cm. © John Veevaert
Hematite: Fe2O3 Rutile: TiO2
Comments: Acicular, golden yellow crystals of rutile epitaxially overgrown on black crystals of hematite. The overgrowths are perpendicular to the trigonal crystallography of the hematite. Location: Novo Horizonte, Bahia Brazil. Scale: 4 x 3.5 x 3 cm. © Fabre Minerals
Hematolite: (Mn,Mg,Al)15(AsO3)(AsO4)2(OH)23
Comments: Reddish-orange granular hematolite in white quartz. Location: Langban, Varmland, Sweden. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Hematophanite: Pb4Fe+++3O8(OH,Cl)
Comments: Deep red earthy hematophanite in manganese ore matrix. Location: Kombat Mine, Otavi, Otjozondjupa, Namibia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Hemihedrite: Pb10Zn(CrO4)6(SiO4)2F2
Comments: Reddish brown crystals of hemihedrite on matrix. Location: Florence Pb-Ag mine, Whckenburg, Maricopa County, Arizona, USA. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Hemihedrite: Pb10Zn(CrO4)6(SiO4)2F2 Phoenicochroite: Pb2(CrO4)O
Comments: Yellow hemihedrite crystals to 1 mm within pockets of dark red phoenicochroite crystalline aggregates on matrix. Location: Pack Rat claim, Maricopa Co., Arizona, USA. Scale: Picture size 1.5 cm. © Tom Loomis / Dakota Matrix
Hemimorphite: Zn4Si2O7(OH)2·(H2O)
Comments: Lustrous, mostly colorless to slightly reddish-brown hemimorphite crystals, the largest 13 x 20 x 2 mm in size. Location: Santa Eulalia, Chihuahua, Mexico. Scale: 25 x 10 x 25 mm. © Dan Weinrich
Hemloite: (As,Sb)2(Ti,V,Fe,Al)12O23OH
Comments: Coarse composite grain of hemloite surrounding rutile, with some alteration to titanite. The white grains are pyrite. (CanMin, v27:427). Location: Drill core samples from the Hemlo gold deposit, Hemlo, Ontario, Canada. Scale: See Image. © Canadian Mineralogist
Hemusite: Cu6SnMoS8
Comments: B&W polished section image (plane polarized light) of aggregated and isolated grains of hemusite (gray, white) in quartz (black). Location: Ohsawa No. 4 vein, Kawazu mine, Shizuoka Prefecture, Japan (Mineralogical Journal v14, no3, p92). Scale: Scale Bar 0.1 mm. © Mineralogical Journal