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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Sedimentary breccia from
Round Mountain Prospect, Silver Cliff Mining District, Custer County, Colorado, USA


Locality type:Prospect
Classification
Type:Sedimentary breccia
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sedimentary breccia data
Locality Data:Click here to view Round Mountain Prospect, Silver Cliff Mining District, Custer County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:1044825
Long-form Identifier:1:3:1044825:4
GUID (UUID V4):0
Nearest other occurrences of Sedimentary breccia
0.7km (0.5 miles) ⓘPreston Gold Mine (Bismuth; Chloride; Mother; Dr. Emma; Judge; Major), Silver Cliff Mining District, Custer County, Colorado, USA
0.8km (0.5 miles) ⓘKate Mine (Silver Bar; King of the Carbonate Shaft?), Silver Cliff Mining District, Custer County, Colorado, USA
1.7km (1.1 miles) ⓘGeyser Mine (Security - Geyser), Silver Cliff Mining District, Custer County, Colorado, USA
1.7km (1.1 miles) ⓘFleetwood Tunnel Occurrence, Silver Cliff Mining District, Custer County, Colorado, USA
1.8km (1.1 miles) ⓘRevelee Property, Silver Cliff Mining District, Custer County, Colorado, USA
2.0km (1.2 miles) ⓘLady Franklin Mine, Silver Cliff Mining District, Custer County, Colorado, USA
2.0km (1.2 miles) ⓘP. D. Q. Shaft, Silver Cliff Mining District, Custer County, Colorado, USA
2.3km (1.4 miles) ⓘDakota Maid Prospect, Silver Cliff Mining District, Custer County, Colorado, USA
3.1km (1.9 miles) ⓘPlata Verde Mine (Plata Verda; Plate Verde), Silver Cliff Mining District, Custer County, Colorado, USA
9.2km (5.7 miles) ⓘPeerless Mine, Rosita Mining District, Custer County, Colorado, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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