Pyrrhotite : Fe1-xS
As recorded:
Twin Buttes Mine, Twin Buttes, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
40mm x 30mm x 25mm
Photo added to mindat.org
“Indistinct brassy massive component of sulphide ore.
Purchased in 1992.”
Andrew Hodgson - 23rd August 2019
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