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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Shale from
River King mine, Randolph County, Illinois, USA


Locality type:Mine
Classification
Type:Shale
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Shale data
Locality Data:Click here to view River King mine, Randolph County, Illinois, USA
Data Identifiers
Mindat Occurrence Record ID:1504194
Long-form Identifier:1:3:1504194:0
GUID (UUID V4):0
Nearest other occurrences of Shale
4.3km (2.7 miles) ⓘMoffat Mine, Sparta, Randolph County, Illinois, USA
8.8km (5.5 miles) ⓘZiegler No. 11 Mine, Randolph County, Illinois, USA
9.4km (5.8 miles) ⓘBaldwin No. 1 mine, Randolph County, Illinois, USA
10.1km (6.3 miles) ⓘBirchler Shale Drill Hole Prospect, Randolph County, Illinois, USA
12.0km (7.4 miles) ⓘMarissa Mine, Washington County, Illinois, USA
13.7km (8.5 miles) ⓘPrairie Eagle Mine, Perry County, Illinois, USA
15.7km (9.8 miles) ⓘMud Creek Shale Exposure Prospect, Perry County, Illinois, USA
20.5km (12.7 miles) ⓘHornbastel Shale Exposure Prospect, Randolph County, Illinois, USA
21.5km (13.4 miles) ⓘCaseyville Shale Exposure Prospect, Randolph County, Illinois, USA
29.4km (18.3 miles) ⓘWlatersburg Shale Exposure Prospect, Randolph County, Illinois, USA
References
Žorž, Mirjan (2022) Pyrite Suns from Randolph County, Illinois. Rocks & Minerals, 97 (4) 330-347 doi:10.1080/00357529.2022.2053628
 
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