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Chlorastrolite from
Epidote Mine, Isle Royale National Park, Keweenaw County, Michigan, USA


Locality type:Mine
Classification
Species:Pumpellyite-(Mg) var: Chlorastrolite
Formula:Ca2MgAl2(Si2O7)(SiO4)(OH)2 · H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chlorastrolite data
Locality Data:Click here to view Epidote Mine, Isle Royale National Park, Keweenaw County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:359305
Long-form Identifier:1:3:359305:9
GUID (UUID V4):0
Nearest other occurrences of Chlorastrolite
74.8km (46.5 miles) ⓘCopper Falls, Eagle Harbor Township, Keweenaw County, Michigan, USA
76.6km (47.6 miles) ⓘPhoenix Mine, Phoenix, Houghton Township, Keweenaw County, Michigan, USA
76.6km (47.6 miles) ⓘSt. Clair Mine, Phoenix, Houghton Township, Keweenaw County, Michigan, USA
76.9km (47.8 miles) ⓘCentral Mine, Central, Houghton Township, Keweenaw County, Michigan, USA
77.1km (47.9 miles) ⓘNorthwestern Mine, Central, Houghton Township, Keweenaw County, Michigan, USA
77.7km (48.3 miles) ⓘCliff Mine, Allouez Township, Keweenaw County, Michigan, USA
78.0km (48.4 miles) ⓘWaterbury Mine, Eagle Harbor Township, Keweenaw County, Michigan, USA
78.5km (48.8 miles) ⓘCentral Exploration Mine, Central, Houghton Township, Keweenaw County, Michigan, USA
78.7km (48.9 miles) ⓘDelaware Mine (Delaware Conglomerate Mine), Delaware, Grant Township, Keweenaw County, Michigan, USA
81.9km (50.9 miles) ⓘMedora Mine, Mandan, Grant Township, Keweenaw County, Michigan, USA
References
Ransom, Jay Ellis (1974) Gems and Minerals of America - A Guide to Rock Collecting. Harper & Row.
 
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