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Hafnon: HfSiO4
Comments: Colorless unconsolidated hafnon grains, sample is from Speer and Cooper (1982). Location: Synthetic from Alex Speer. Scale: See Image. © Rruff Database
Hagendorfite: NaCaMn(Fe++,Fe+++,Mg)2(PO4)3
Comments: Greenish-black massive hagendorfite. Location: Hagendorf South Pegmatite (Cornelia Mine; Hagendorf South Open Cut), Waidhaus, Vohenstrauß, Oberpfalz, Bavaria, Germany. Scale: Picture size 5 mm. © Thomas Witzke / Abraxas-Verlag
Haggertyite: Ba[Fe++6Ti5Mg]O19
Comments: Backscattered electron photomicrograph showing a hexagonal haggertyite crystal (white) in contact with richterite (light gray) and serpentized olivine (dark gray). (AmMin, v 83, p 1324). Location: Prairie Creek lamproite, Arkansas, USA. Scale: See Image. © American Mineralogist
Haggite: V2O2(OH)3
Comments: Black botryoidal to massive haggite in beige calcite with yellowish tyuyamunite. Location: Section 33 Mine, near Grants, Valencia County, New Mexico, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Haidingerite: Ca(AsO3OH)·(H2O) Pharmacolite: CaHAsO4·2(H2O)
Comments: Translucent colorless crystalline spherical aggregate of haidingerite with white pharmacolite. Location: Jachymov, Zapadocesky, Czech Republic. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Haineaultite: (Na,Ca)5Ca(Ti,Nb)5(Si,S)12O34(OH,F)8·5(H2O)
Comments: Transparent, yellow crystals to 5 mm of haineaultite on matrix. Location: Mont St. Hilaire, Quebec, Canada. Scale: Picture size 1.5 cm. © Rob Lavinsky
Hainite: Na4Ca8(Ti,Zr,Mn,Fe)3Si8O28F8
Comments: Brownish-yellow crystal of hainite in pegmatite matrix. Location: Bortolan Quarry, Pocos de Caldos, Minas Gerais, Brazil. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Haiweeite: Ca[(UO2)2Si5O12(OH)2]·3(H2O) Metahaiweeite: Ca(UO2)2Si6O15·n(H2O), n<5
Comments: Pale yellow scaly metahaiweeite coating on quartz with minute haiweeite acicular crystals. Location: Coso Uranium Mine, Inyo County, California, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Haiweeite: Ca[(UO2)2Si5O12(OH)2]·3(H2O)
Comments: Minute divergent acicular crystals of white haiweeite on matrix. Location: Coso Uranium Mine, Inyo County, California, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Comments: Yellow, spherical, aggregates of acicular haiweeite with clear calcite scalenohedrons. Location: Teofilo Otoni, Minas Gerais, Brazil.. Scale: Picture size 1 cm. © Paul M. Schumacher