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Zykaite is a Grey-White mineral consisting of Arsenic, Hydrogen, Iron, Sulphur and Oxygen. This dull mineral is very soft with a Mohs hardness of only 2. Zykaite is translucent and has an Orthorhombic crystal system. It's common associates include Limonite, Gypsum, Scorodite, Quartz and Arsenopyrite. It is found in the Czech Republic, Poland and Germany.

Zykaite was named in honour of Dr. Vaclav Zyka, a Czech geochemist.


This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Zykaite". A list of authors is available in Wikipedia.
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