Pyrrhotite has the formulae FeS and a relative hardness of 5. It is a magnetic common mineral often found in igneous rocks. It is mined for the nickel minerals associated with it.
Related terms:
Pyrrhotite has the formulae FeS and a relative hardness of 5. It is a magnetic common mineral often found in igneous rocks. It is mined for the nickel minerals associated with it.
Related terms: