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Quartz from
Portage Mine (Grand Portage Mine), Houghton, Houghton County, Michigan, USA


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Portage Mine (Grand Portage Mine), Houghton, Houghton County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:405055
Long-form Identifier:1:3:405055:1
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.3km (0.2 miles) ⓘSheldon-Columbian Mine, Houghton, Houghton County, Michigan, USA
0.3km (0.2 miles) ⓘIsle Royal No. 1 shaft, Isle Royal Mines, Houghton, Houghton County, Michigan, USA
1.6km (1.0 miles) ⓘHuron Creek occurrences, Houghton, Houghton County, Michigan, USA
1.9km (1.2 miles) ⓘRipley Exploration Prospect, Ripley, Franklin Township, Houghton County, Michigan, USA
2.2km (1.4 miles) ⓘIsle Royal Mines, Portage Township, Houghton County, Michigan, USA
2.2km (1.4 miles) ⓘIsle Royal No. 4 shaft, Isle Royal Mines, Portage Township, Houghton County, Michigan, USA
2.4km (1.5 miles) ⓘNaumkeag Mine, Houghton, Houghton County, Michigan, USA
2.5km (1.5 miles) ⓘHancock Mine, Hancock, Houghton County, Michigan, USA
2.8km (1.7 miles) ⓘIsle Royal No. 5 shaft, Isle Royal Mines, Portage Township, Houghton County, Michigan, USA
2.9km (1.8 miles) ⓘPewabic Mine, Pewabic, Franklin Township, Houghton County, Michigan, USA
References
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
 
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