Zykaite was first described in 1978 for an occurrence in the Safary mine, Kutná Hora, Bohemia, Czech Republic and named in honour of Vaclav Zyka (born 1926), a Czech geochemist.[2][3]
zykaite, zýkaite, grey, white, mineral, consisting, arsenic, hydrogen, iron, sulfur, oxygen, with, formula, aso4, this, dull, mineral, very, soft, with, mohs, hardness, only, specific, gravity, translucent, crystallizes, orthorhombic, crystal, system, found, c. Zykaite or zykaite is a grey white mineral consisting of arsenic hydrogen iron sulfur and oxygen with formula Fe3 4 AsO4 3 SO4 OH 15 H2O 1 This dull mineral is very soft with a Mohs hardness of only 2 and a specific gravity of 2 5 It is translucent and crystallizes in the orthorhombic crystal system 2 ZykaiteZykaite found in the Czech RepublicGeneralCategoryMineralFormula repeating unit Fe3 4 AsO4 3 SO4 OH 15 H2O IdentificationColorGrey whiteMohs scale hardness2LusterDullDiaphaneityTranslucentSpecific gravity2 5Its common associates include limonite gypsum scorodite quartz and arsenopyrite 2 It is found in the Czech Republic Poland and Germany 3 Zykaite was first described in 1978 for an occurrence in the Safary mine Kutna Hora Bohemia Czech Republic and named in honour of Vaclav Zyka born 1926 a Czech geochemist 2 3 References edit Webmineral data a b c Handbook of Mineralogy a b Mindat org This article about a specific sulfate mineral is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Zykaite amp oldid 1178194290, wikipedia, wiki, book, books, library,
