Chalcopyrite, Pyrite & Magnetite
Locality: French Creek Mines, St. Peters, PA
Magnetite in Matrix
Locality: Yinnietharra Station, Upper Gascoyne Shire, Western Australia, Australia
Magnetite on Microcline
Locality: Beryl Hill, Newlin Township, Chester Co., PA
Franklinite-Magnetite with Willemite
Locality: Sussex County, Franklin, NJ