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Laumontite from
Calumet & Hecla Mine, Calumet, Calumet Township, Houghton County, Michigan, USA


Locality type:Mine
Classification
Species:Laumontite
Formula:CaAl2Si4O12 · 4H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Laumontite data
Locality Data:Click here to view Calumet & Hecla Mine, Calumet, Calumet Township, Houghton County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:54956
Long-form Identifier:1:3:54956:3
GUID (UUID V4):0
Nearest other occurrences of Laumontite
1.4km (0.9 miles) ⓘTamarack, Osceola Township, Houghton County, Michigan, USA
1.5km (0.9 miles) ⓘOsceola Mine, Osceola, Calumet Township, Houghton County, Michigan, USA
1.9km (1.2 miles) ⓘOsceola Amygdaloid, Osceola Township, Houghton County, Michigan, USA
2.0km (1.2 miles) ⓘTamarack Junior Mine (Tamarack Jr. Mine), Centennial Heights, Calumet Township, Houghton County, Michigan, USA
2.5km (1.6 miles) ⓘCentennial Mine, Centennial Heights, Calumet Township, Houghton County, Michigan, USA
2.7km (1.7 miles) ⓘLaurium Mine, Osceola Township, Houghton County, Michigan, USA
2.7km (1.7 miles) ⓘNo. 2 shaft, Centennial Mine, Centennial Heights, Calumet Township, Houghton County, Michigan, USA
3.3km (2.1 miles) ⓘSt. Louis Mine Exploration, Schoolcraft Township, Houghton County, Michigan, USA
7.1km (4.4 miles) ⓘArsenide Fissure, Ahmeek Mine, Ahmeek, Allouez Township, Keweenaw County, Michigan, USA
8.1km (5.0 miles) ⓘMass Fissure, Ahmeek Mine, Ahmeek, Allouez Township, Keweenaw County, Michigan, USA
References
Rocks & Min.:58:109 & 64:150.
 
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