＜ ＜ ＜Knowledge unit of Minerals ＞ ＞ ＞
Pyrrhotite
Introduction
Physical Properties
Chemical Properties
Occurences
Notable Locality
Major Uses
Diagnostic Features

Occurences

(1) When found in ultrabasic rocks or basic rocks of cupriferous sulfide and nickelic sulfide, pyrrhotite is frequently in paragenesis with chalcopyrite and pantlandite.

(2) When found in hydrothermal mineral deposit, pyrrhotite is frequently in paragenesis with sphalerite, galena and chalcopyrite.

(3) When found in contact-metasomatiic deposit, pyrrhotite is often in paragenesis with pyrite, magnetite, and chalcopyrite.

        

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