Tag Archives: Pyrrhotite 

tourmaline-ural: Pyrrhotite  Fe7S8 Russia, Primorsky…

Posted on 16 July 2018 by admin

tourmaline-ural: Pyrrhotite  Fe7Seight Russia, Primorsky Krai, Dalnegorsk Dimension 53*43*38mm Photograph:  Ekaterina  Pakhneva Geology Nerd

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