Pyrrhotite: Mineral information, data and localities. - MindatPyrrhotite is found with pentlandite in basic igneous rocks, veins, and metamorphic rocks. It is also often found with pyrite, marcasite, and magnetite.bottle pyrrhotite crusher 270glass,Editorial: Lessons from Canada on the pyrrhotite plague - Hartford .Jan 6, 2019 . In Canada, there are thousands of homeowners, like many in northeastern Connecticut, whose concrete foundations were crumbling because.Pyrrhotite - WikipediaPyrrhotite is an iron sulfide mineral with the formula Fe(1-x)S (x = 0 to 0.2). It is a nonstoichiometric variant of FeS, the mineral known as troilite. Pyrrhotite is also.
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