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Marcasite from
Calumet & Hecla No. 21 mine, Calumet & Hecla Mine, Calumet, Calumet Township, Houghton Co., Michigan, USA

Locality type:Mine
Classification
Species:Marcasite
Formula:FeS2
Abundance at site:Extremely Rare
Confirmation
Validity:Believed Valid
References
References:Rosemeyer, T. 2011 New from the Keweenaw: Part 4 - Recent Mineral Finds in Michigan's Copper Country. Rocks & Minerals 86:205-227
Data
Mineral Data:Click here to view Marcasite data
Locality Data:Click here to view Calumet & Hecla No. 21 mine, Calumet & Hecla Mine, Calumet, Calumet Township, Houghton Co., Michigan, USA
Nearest other occurrences of Marcasite
79.7km (49.5 miles) Ohio Mines (Imperial Mine; Webster Mine), Imperial Heights, Baraga Co., Michigan, USA
87.5km (54.4 miles) Champion Mine (Beacon Mine), Champion, Marquette Co., Michigan, USA
89.0km (55.3 miles) Phoenix pits (North Dalliba; North Phoenix), Champion, Marquette Co., Michigan, USA
94.5km (58.7 miles) Michigan Mine (Michigan Gold Mine), North Lake, Ely Township, Marquette Co., Michigan, USA
98.9km (61.5 miles) White Pine Mine, White Pine, Ontonagon Co., Michigan, USA
 
Mineral and/or Locality  
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