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Nikischerite: NaFe++6Al3(SO4)2(OH)18(H2O)12
Comments: Yellowish green nikischerite on matrix. Location: Huanuni Mine, Dalence Province, Bolivia. Scale: Crystal size 5 mm. © Tom Loomis / Dakota Matrix
Comments: Tony Nikischer, Chairman of the Board of The Hudson Institute of Mineralogy, president of Excalibur Mineral Corporation, and the person whom nikischerite is named for, kindly provided the pronunciation of the mineral nikischerite. Location: Executive Inn hotel, Room 128, Tucson, Feburary 9, 2004. Scale: NA. © Dave Barthelmy