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
Iron Range Reserve O-90 prospect (U S Steel Corp), Saint Louis County, Minnesota, USA


Locality type:Prospect
Classification
Type:Chert
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chert data
Locality Data:Click here to view Iron Range Reserve O-90 prospect (U S Steel Corp), Saint Louis County, Minnesota, USA
Data Identifiers
Mindat Occurrence Record ID:503161
Long-form Identifier:1:3:503161:0
GUID (UUID V4):0
Nearest other occurrences of Chert
0.6km (0.4 miles) ⓘU.S. Steel Reserve O-56 Prospect (U S Steel Corp), Saint Louis County, Minnesota, USA
0.6km (0.4 miles) ⓘBurrall Reserve X-44 Prospect (Meriden Engineering), Saint Louis County, Minnesota, USA
1.1km (0.7 miles) ⓘBoeing Mine (Hanna Mining Company; Hanna Mining Company Agt), Saint Louis County, Minnesota, USA
1.1km (0.7 miles) ⓘWeggum Mine (Philbin Mine; State of Minnesota), Saint Louis County, Minnesota, USA
1.1km (0.7 miles) ⓘWhitney Mine (Iron Range Reserve O-87), Saint Louis County, Minnesota, USA
1.3km (0.8 miles) ⓘSouth Longyear Mine, Saint Louis County, Minnesota, USA
1.4km (0.9 miles) ⓘAgnew No. 3 Reserve X-41 Prospect, Saint Louis County, Minnesota, USA
1.5km (0.9 miles) ⓘWebb Mine, Saint Louis County, Minnesota, USA
1.6km (1.0 miles) ⓘLongyear Mine (Hanna Mining Company; Hanna Mining Company Agt), Saint Louis County, Minnesota, USA
1.6km (1.0 miles) ⓘSusquehanna Mine (Buffalo-Susquehanna Mine; Anna Mining Company Agt; Hanna Ore Mining Company), Saint Louis County, Minnesota, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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