Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Chert from
St. James Mine, Aurora, Saint Louis County, Minnesota, USA


Locality type:Mine
Classification
Type:Chert
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chert data
Locality Data:Click here to view St. James Mine, Aurora, Saint Louis County, Minnesota, USA
Data Identifiers
Mindat Occurrence Record ID:503917
Long-form Identifier:1:3:503917:3
GUID (UUID V4):0
Nearest other occurrences of Chert
0.4km (0.3 miles) ⓘU.S. Steel Reserve O-49, Aurora, Saint Louis County, Minnesota, USA
0.7km (0.4 miles) ⓘMeadow Reserve O-29 Prospect, Aurora, Saint Louis County, Minnesota, USA
1.1km (0.7 miles) ⓘMeadow Mine (P-M & Company Agt; Erie Mining Company), Aurora, Saint Louis County, Minnesota, USA
1.2km (0.8 miles) ⓘFowler Mine (Eveleth Fee office), Aurora, Saint Louis County, Minnesota, USA
1.3km (0.8 miles) ⓘMiller-Mohawk Mine (Miller Mine; Mohawk Mine), Aurora, Saint Louis County, Minnesota, USA
1.4km (0.9 miles) ⓘMeadow Extension Mine (U S Steel Corp), White Township, Saint Louis County, Minnesota, USA
1.8km (1.1 miles) ⓘArne Mine (U S Steel Corp), Aurora, Saint Louis County, Minnesota, USA
2.1km (1.3 miles) ⓘHudson Mine (P-M & Company Agt; Erie Mining Company), Aurora, Saint Louis County, Minnesota, USA
2.6km (1.6 miles) ⓘU.S. Steel Reserve O-40 Prospect, White Township, Saint Louis County, Minnesota, USA
3.1km (1.9 miles) ⓘU.S. Steel Reserve O-41 Prospect (U S Steel Corp), White Township, Saint Louis County, Minnesota, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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