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
Unionville Mine, Frederick 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 Unionville Mine, Frederick County, Maryland, USA
Data Identifiers
Mindat Occurrence Record ID:859776
Long-form Identifier:1:3:859776:2
GUID (UUID V4):0
Nearest other occurrences of Quartz
3.0km (1.9 miles) ⓘLiberty Mine, Libertytown, Frederick County, Maryland, USA
4.4km (2.7 miles) ⓘHammond Prospect (Pittinger Prospect), Frederick County, Maryland, USA
4.4km (2.7 miles) ⓘHines Prospects, Frederick County, Maryland, USA
5.1km (3.2 miles) ⓘRepp Mine, Frederick County, Maryland, USA
8.1km (5.0 miles) ⓘFarmers Cooperative Limestone Quarry, New London, Frederick County, Maryland, USA
8.2km (5.1 miles) ⓘRoop Mine, New Windsor, Carroll County, Maryland, USA
8.6km (5.3 miles) ⓘNew London Mine (Linganore Mine), New London, Frederick County, Maryland, USA
9.0km (5.6 miles) ⓘUnion Bridge Quarry & Cement Plant, Union Bridge, Carroll County, Maryland, USA
9.3km (5.8 miles) ⓘHeidelberg New Windsor Limestone Quarry, New Windsor, Carroll County, Maryland, USA
10.2km (6.4 miles) ⓘCox Mines (Mountain View Mine), Frederick County, Maryland, USA
References
Heyl, A. & Pearre, N (1965) Copper, zinc, lead, iron cobalt and barite deposits of the Piedmont Upland in Maryland: Maryland Geological Survey: Bulletin 28, 72 p.
 
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