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Saponite from
Algomah Mine, Mass City, Ontonagon Co., Michigan, USA

Locality type:Mine
Formula:Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Validity:Believed Valid
References:Mineralogy of Michigan (2004) Heinrich & Robinson
Mineral Data:Click here to view Saponite data
Locality Data:Click here to view Algomah Mine, Mass City, Ontonagon Co., Michigan, USA
Nearest other occurrences of Saponite
3.5km (2.2 miles) Adventure mine, Greenland, Greenland Township, Ontonagon Co., Michigan, USA
3.5km (2.2 miles) Mass City, Ontonagon Co., Michigan, USA
6.2km (3.9 miles) Caledonia Mine, Mass City, Ontonagon Co., Michigan, USA
9.6km (6.0 miles) Michigan Mine, Rockland, Ontonagon Co., Michigan, USA
44.8km (27.8 miles) Bergland, Ontonagon Co., Michigan, USA
51.1km (31.8 miles) Isle Royale Mines, Houghton, Houghton Co., Michigan, USA
65.7km (40.8 miles) La Salle Mine, Osceola, Houghton Co., Michigan, USA
67.1km (41.7 miles) Laurium Mine, Laurium, Houghton Co., Michigan, USA
67.8km (42.1 miles) Osceola Amygdaloid, Osceola, Houghton Co., Michigan, USA
69.3km (43.1 miles) Tamarack Mine, Tamarack, Calumet Township, Houghton Co., Michigan, USA
Mineral and/or Locality  
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