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
Tioga Mine (Douglas-Robinson et al), 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 Tioga Mine (Douglas-Robinson et al), Saint Louis County, Minnesota, USA
Data Identifiers
Mindat Occurrence Record ID:503999
Long-form Identifier:1:3:503999:9
GUID (UUID V4):0
Nearest other occurrences of Chert
0.3km (0.2 miles) ⓘLongyear Lake No. 1 Reserve ST-2 Prospect, Saint Louis County, Minnesota, USA
0.4km (0.2 miles) ⓘChester Mine, Saint Louis County, Minnesota, USA
0.6km (0.4 miles) ⓘChataco Mine (Lamberton Estate et al), Saint Louis County, Minnesota, USA
0.6km (0.4 miles) ⓘBruce Annex Mine (State of Minnesota), Saint Louis County, Minnesota, USA
0.7km (0.4 miles) ⓘWhite Iron Mine (Euclid Mine; Elsbeth Korrer et al), Saint Louis County, Minnesota, USA
0.7km (0.5 miles) ⓘTwin City Mine (U S Steel Corp; U S Steel Corp - Sherman Group), Saint Louis County, Minnesota, USA
0.8km (0.5 miles) ⓘBruce Mine, Saint Louis County, Minnesota, USA
1.0km (0.6 miles) ⓘMonroe-Tener Mine (Tener Mine), Saint Louis County, Minnesota, USA
1.0km (0.6 miles) ⓘPearce Mine (Meriden Engineering), Saint Louis County, Minnesota, USA
1.2km (0.7 miles) ⓘLeonard-Burt Mine, Saint Louis County, Minnesota, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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