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Halotrichite: Fe++Al2(SO4)4·22(H2O)
Comments: White, fibrous halotrichite on rock. Location: Willi Agatz Mine, Dresden, Saxony, Germany. Scale: Picture size 4.5 cm. © Thomas Witzke / Abraxas-Verlag
Halotrichite: Fe++Al2(SO4)4·22(H2O) Szomolnokite: Fe++SO4·(H2O)
Comments: Tan powdery szomolnokite crust on silky fibrous halotrichite with yellow metavoltine. Location: Markey Mine, Red Canyon, San Juan County, Utah, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Halurgite: Mg2[B4O5(OH)4]2·(H2O)
Comments: Nearly opaque granular halurgite. Location: Chelkar Salt Dome, Zapadno-Kazahstan, Kazakhstan. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Hambergite: Be2BO3(OH)
Comments: Clear colorless prismatic crystal of hambergite. Location: Imalo, near Mania, Madagascar. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Hammarite: Pb2Cu2Bi4S9 (?)
Comments: Metallic, white to gray hammarite with native bismuth in fluorite and quartz. Location: Sadisdorf, Schmiedeberg, Erzgebirge, Saxony, Germany. Scale: Picture size 5 mm. © Thomas Witzke / Abraxas-Verlag
Hanksite: KNa22(SO4)9(CO3)2Cl
Comments: Translucent, hexagonal crystal of hanksite. Location: Searles Lake, San Bernardino Co., California, USA. Scale: Crystal size 3 cm. © Dave Barthelmy
Hannayite: (NH4)2Mg3H4(PO4)4·8(H2O) Newberyite: Mg(PO3OH)·3(H2O)
Comments: Translucent white prismatic crystals of hannayite on brown newberyite. Location: Skipton Caves, Victoria, Australia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Hannebachite: 2CaSO3·(H2O)
Comments: Small .5 mm crystals of colorless hannebachite on matrix. Location: Hannebach, Niederzissen, Eifel Mts, Rhineland-Palatinate, Germany. Scale: 35x35x24 mm. © John Betts - Fine Minerals
Hapkeite: Fe2Si
Comments: Reflected-light image of an area in the regolith clast showing distribution of FeNi metal and hapkeite (Fe2Si) metal grains in a feldspathic matrix, Msk, Maskelynite.. (Proc. Nat. Acad. Sci.,101:6848). Location: Dhofar 280 (Dh-280) is a lunar fragmental breccia meteorite found in the Dhofar region of Oman, in April, 2001. Scale: See Image. © PNAS
Haradaite: Sr4V++++4Si8O28
Comments: Translucent green crystal prism fragments of haradaite. Location: Gambatesa Mine, Val Graveglia, Liguria, Italy. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Hardystonite: Ca2ZnSi2O7 Esperite: PbCa3Zn4(SiO4)4 Franklinite: (Zn,Mn++,Fe++)(Fe+++,Mn+++)2O4
Comments: Pale brown porcelaneous esperite with pinkish gray hardystonite and black franklinite. Location: Franklin, Sussex County, New Jersey. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species