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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Quartz from
John Diggs Copper Mine, Carroll County, Maryland, USA


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view John Diggs Copper Mine, Carroll County, Maryland, USA
Data Identifiers
Mindat Occurrence Record ID:1648638
Long-form Identifier:1:3:1648638:0
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.8km (0.5 miles) ⓘRobert D. Repp Prospect (Portland Cement Company), Carroll County, Maryland, USA
3.7km (2.3 miles) ⓘCox Mines (Mountain View Mine), Frederick County, Maryland, USA
4.8km (3.0 miles) ⓘUnion Bridge Quarry & Cement Plant, Union Bridge, Carroll County, Maryland, USA
6.5km (4.1 miles) ⓘRepp Mine, Frederick County, Maryland, USA
10.9km (6.8 miles) ⓘLiberty Mine, Libertytown, Frederick County, Maryland, USA
10.9km (6.8 miles) ⓘRoop Mine, New Windsor, Carroll County, Maryland, USA
11.0km (6.9 miles) ⓘHeidelberg New Windsor Limestone Quarry, New Windsor, Carroll County, Maryland, USA
11.4km (7.1 miles) ⓘUnionville Mine, Frederick County, Maryland, USA
11.5km (7.1 miles) ⓘHines Prospects, Frederick County, Maryland, USA
12.2km (7.6 miles) ⓘHammond Prospect (Pittinger Prospect), Frederick County, Maryland, USA
References
Parker, Fred J. (1987) The History and Mineralogy of the John Diggs Mine, Carrol County, Maryland. The Maryland Naturalist, 31 (3-4). 111-113
 
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