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Prehnite from
No. 1 shaft, Calumet & Hecla Mine, Calumet, Calumet Township, Houghton County, Michigan, USA


Classification
Species:Prehnite
Formula:Ca2Al2Si3O10(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Prehnite data
Locality Data:Click here to view No. 1 shaft, Calumet & Hecla Mine, Calumet, Calumet Township, Houghton County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:416944
Long-form Identifier:1:3:416944:4
GUID (UUID V4):0
Nearest other occurrences of Prehnite
0.3km (0.2 miles) ⓘCalumet & Hecla Mine, Calumet, Calumet Township, Houghton County, Michigan, USA
1.5km (0.9 miles) ⓘTamarack Mine, Tamarack, Osceola Township, Houghton County, Michigan, USA
1.5km (0.9 miles) ⓘTamarack, Osceola Township, Houghton County, Michigan, USA
1.8km (1.1 miles) ⓘTamarack Junior Mine (Tamarack Jr. Mine), Centennial Heights, Calumet Township, Houghton County, Michigan, USA
1.8km (1.1 miles) ⓘOsceola Mine, Osceola, Calumet Township, Houghton County, Michigan, USA
1.9km (1.2 miles) ⓘSouth Hecla Mine, Calumet, Calumet Township, Houghton County, Michigan, USA
2.2km (1.4 miles) ⓘOsceola Amygdaloid, Osceola Township, Houghton County, Michigan, USA
2.5km (1.5 miles) ⓘNo. 2 shaft, Centennial Mine, Centennial Heights, Calumet Township, Houghton County, Michigan, USA
2.6km (1.6 miles) ⓘNo. 4 shaft, Osceola Mine, Osceola, Calumet Township, Houghton County, Michigan, USA
3.0km (1.9 miles) ⓘSouth Kearsarge Mine, Kearsarge, Calumet Township, Houghton County, Michigan, USA
References
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
 
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