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Natrolite from
National Mine, Rockland, Ontonagon Co., Michigan, USA

Locality type:Mine
Classification
Species:Natrolite
Formula:Na2Al2Si3O10 · 2H2O
Confirmation
Validity:Believed Valid
References
References:Mineralogy of Michigan (2004) Heinrich & Robinson
Data
Mineral Data:Click here to view Natrolite data
Locality Data:Click here to view National Mine, Rockland, Ontonagon Co., Michigan, USA
Nearest other occurrences of Natrolite
15.8km (9.8 miles) Indiana Mine, Winona, Greenland Township, Ontonagon Co., Michigan, USA
61.3km (38.1 miles) Isle Royale Mines, Houghton, Houghton Co., Michigan, USA
78.0km (48.5 miles) Osceola Mine, Osceola, Houghton Co., Michigan, USA
85.2km (52.9 miles) Allouez Mine, Allouez, Keweenaw Co., Michigan, USA
89.6km (55.7 miles) Seneca No. 1 Shaft, Seneca Mine, Mohawk, Keweenaw Co., Michigan, USA
89.7km (55.8 miles) Mohawk Mine, Mohawk, Keweenaw Co., Michigan, USA
90.8km (56.4 miles) Seneca No. 2 shaft (Gratiot Mine), Seneca Mine, Mohawk, Keweenaw Co., Michigan, USA
94.1km (58.5 miles) Saxon Falls, Iron Co., Wisconsin, USA
97.2km (60.4 miles) Cliff Mine, Phoenix, Keweenaw Co., Michigan, USA
 
Mineral and/or Locality  
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