Xanthiosite definitions

Xanthiosite

1) Monoclinic mineral
Found on https://www.crosswordclues.com/clue/xanthiosite

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Xanthiosite

Xanthiosite is an arsenate mineral first discovered in Germany in 1858; it may also be found in Greece. It is not radioactive. ...
Found on http://en.wikipedia.org/wiki/Xanthiosite

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