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Saponite from
Michigan Mine, Rockland, Ontonagon Co., Michigan, USA

Locality type:Mine
Formula:Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Validity:Believed Valid
References:Robinson, George, 2004, Mineralogy of Michigan
Mineral Data:Click here to view Saponite data
Locality Data:Click here to view Michigan Mine, Rockland, Ontonagon Co., Michigan, USA
Nearest other occurrences of Saponite
3.7km (2.3 miles) Caledonia Mine, Mass City, Ontonagon Co., Michigan, USA
6.6km (4.1 miles) Mass City, Ontonagon Co., Michigan, USA
7.6km (4.7 miles) Adventure mine, Greenland, Greenland Township, Ontonagon Co., Michigan, USA
35.2km (21.9 miles) Bergland, Ontonagon Co., Michigan, USA
60.0km (37.3 miles) Isle Royale Mines, Houghton, Houghton Co., Michigan, USA
74.4km (46.2 miles) La Salle Mine, Osceola, Houghton Co., Michigan, USA
75.8km (47.1 miles) Laurium Mine, Laurium, Houghton Co., Michigan, USA
76.4km (47.5 miles) Osceola Amygdaloid, Osceola, Houghton Co., Michigan, USA
77.8km (48.3 miles) Tamarack Mine, Tamarack, Calumet Township, Houghton Co., Michigan, USA
78.4km (48.7 miles) Calumet, Calumet Township, Houghton Co., Michigan, USA
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