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Apophyllite Group from
Clark Mine, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA


Locality type:Mine
Classification
Species:'Apophyllite Group' (not an IMA approved species)
Formula:AB4[Si8O20]X · 8H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Apophyllite Group data
Locality Data:Click here to view Clark Mine, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:58210
Long-form Identifier:1:3:58210:6
GUID (UUID V4):0
Nearest other occurrences of Apophyllite Group
25.1km (15.6 miles) ⓘCopper Falls Mine, Copper Falls, Eagle Harbor Township, Keweenaw County, Michigan, USA
25.2km (15.7 miles) ⓘNorthwestern Mine, Central, Houghton Township, Keweenaw County, Michigan, USA
31.2km (19.4 miles) ⓘSt. Clair Mine, Phoenix, Houghton Township, Keweenaw County, Michigan, USA
35.1km (21.8 miles) ⓘCliff Mine, Allouez Township, Keweenaw County, Michigan, USA
66.7km (41.4 miles) ⓘIsle Royal Mines, Portage Township, Houghton 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
Rosemeyer, Tom (2009) Copper-bearing Fissure Veins, Keweenaw County, Michigan, Lake Superior Native Copper District (Part 1) Rocks & Minerals, 84 (4) 298-306 doi:10.3200/rmin.84.4.298-306part1
 
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