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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Beryl from
White Cloud Prospect, Custer Mining District, Custer County, South Dakota, USA


Locality type:Prospect
Classification
Species:Beryl
Formula:Be3Al2(Si6O18)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Beryl data
Locality Data:Click here to view White Cloud Prospect, Custer Mining District, Custer County, South Dakota, USA
Data Identifiers
Mindat Occurrence Record ID:383407
Long-form Identifier:1:3:383407:7
GUID (UUID V4):0
Nearest other occurrences of Beryl
0.7km (0.4 miles) ⓘMcArthur Mine (Firestone Mine), Custer Mining District, Custer County, South Dakota, USA
1.3km (0.8 miles) ⓘChipmunk No. 25 Claim (Dilley's Chipmunk), Custer Mining District, Custer County, South Dakota, USA
1.7km (1.0 miles) ⓘSilver Dollar Mine, Custer Mining District, Custer County, South Dakota, USA
1.7km (1.1 miles) ⓘHub Mine, Custer Mining District, Custer County, South Dakota, USA
1.8km (1.1 miles) ⓘJack Rabbit Mine, Custer Mining District, Custer County, South Dakota, USA
1.9km (1.2 miles) ⓘRed Bird pegmatite (McLaren Mine), Custer, Custer Mining District, Custer County, South Dakota, USA
2.3km (1.4 miles) ⓘWhite Bear Mine (Gamber Mine), Custer, Custer Mining District, Custer County, South Dakota, USA
2.4km (1.5 miles) ⓘRocky Ridge Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA
2.7km (1.7 miles) ⓘMayo Lode, Custer Mining District, Custer County, South Dakota, USA
2.8km (1.7 miles) ⓘBuster lode (Buster Dike Mica Mine), Custer, Custer Mining District, Custer County, South Dakota, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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