6390 - Pyrrhotite

At-A-Glance

Country of Origin

NJ
United States

Photos

Essential Information

Specimen ID

6390

Mineral Name

Pyrrhotite

Chemical Formula

Fe(1-x)S;(x=0-0.17)

Subcollection

Franklin and Sterling Hill Suite
Associated Minerals
Calcite
Specimen Number
F017

4/88

The mineral labeled “chloanthite” is probably weathered pyrrhotite. Too bad, but should check to confirm. If chloanthite (an obsolete name for the “white arsenides” rammelsbergite, gersdorffite, and löllingite) it is much more significant.

Geographic Origin

Locality Nickname

Trotter Mine, Franklin, New Jersey

Locality Lat/Long

41.1220409, -74.5804378

Mining District

Franklin Mining District

Mine Name

Trotter Mine