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Pumpellyite Subgroup from
Medora Mine, Mandan, Grant Township, Keweenaw County, Michigan, USA


Locality type:Mine
Classification
Species:'Pumpellyite Subgroup' (not an IMA approved species)
Formula:Ca2XAl2[Si2O6(OH)][SiO4](OH)2A
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pumpellyite Subgroup data
Locality Data:Click here to view Medora Mine, Mandan, Grant Township, Keweenaw County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:97108
Long-form Identifier:1:3:97108:1
GUID (UUID V4):0
Nearest other occurrences of Pumpellyite Subgroup
3.9km (2.4 miles) ⓘMount Bohemia Mine, Mount Bohemia, Lac La Belle, Grant Township, Keweenaw County, Michigan, USA
6.8km (4.2 miles) ⓘDelaware Mine (Delaware Conglomerate Mine), Delaware, Grant Township, Keweenaw County, Michigan, USA
11.3km (7.0 miles) ⓘClark Mine, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA
13.9km (8.7 miles) ⓘNorthwestern Mine, Central, Houghton Township, Keweenaw County, Michigan, USA
14.4km (9.0 miles) ⓘCentral No. 2 shaft, Central Mine, Central, Houghton Township, Keweenaw County, Michigan, USA
14.5km (9.0 miles) ⓘCentral Mine, Central, Houghton Township, Keweenaw County, Michigan, USA
19.9km (12.4 miles) ⓘSt. Clair Mine, Phoenix, Houghton Township, Keweenaw County, Michigan, USA
21.7km (13.5 miles) ⓘEagle River, Houghton Township, Keweenaw County, Michigan, USA
23.7km (14.7 miles) ⓘAvery shaft, Cliff Mine, Allouez Township, Keweenaw County, Michigan, USA
28.7km (17.8 miles) ⓘIroquois Mine, Seneca, Allouez Township, Keweenaw County, Michigan, USA
References
Morris, Tom (1983) Michigan Mineralogy. A locality Index. Rocks & Minerals, 58 (3). 107-113 doi:10.1080/00357529.1983.11767128p.111
 
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