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
Harmattan Mine Shale Exposure, Vermilion County, Illinois, USA


Locality type:Occurrence
Classification
Type:Shale
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Shale data
Locality Data:Click here to view Harmattan Mine Shale Exposure, Vermilion County, Illinois, USA
Data Identifiers
Mindat Occurrence Record ID:1087288
Long-form Identifier:1:3:1087288:6
GUID (UUID V4):0
Nearest other occurrences of Shale
4.0km (2.5 miles) ⓘWestern Brick Company Shale Exposure Occurrence (Danville Pit), Vermilion County, Illinois, USA
30.5km (18.9 miles) ⓘCayuga Shale Pit (Colonial Pit), Vermillion County, Indiana, USA
71.7km (44.5 miles) ⓘLogan Clay Shale Pit (R. Froderman Shale Pit; Bob Romas Shale Pit), Montgomery County, Indiana, USA
79.5km (49.4 miles) ⓘC & F Shale Pit 2 (C & F Shale Pit), Clay County, Indiana, USA
82.5km (51.3 miles) ⓘBeacon Shale Exposure Prospect, Clark County, Illinois, USA
84.8km (52.7 miles) ⓘChatsworth Clay Shale Pit, Livingston County, Illinois, USA
84.8km (52.7 miles) ⓘC & F Shale Pit 1 (C & F Shale Company Pit), Clay County, Indiana, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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