Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Beryl from
Ben Murphy Mica Mine, Scaggsville, Howard County, Maryland, USA


Locality type:Mine
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 Ben Murphy Mica Mine, Scaggsville, Howard County, Maryland, USA
Data Identifiers
Mindat Occurrence Record ID:202003
Long-form Identifier:1:3:202003:7
GUID (UUID V4):0
Nearest other occurrences of Beryl
0.6km (0.3 miles) ⓘGeorge Iager Beryl-Mica Prospects, Scaggsville, Howard County, Maryland, USA
1.4km (0.8 miles) ⓘEarth Products Company Mines, Montgomery County, Maryland, USA
12.1km (7.5 miles) ⓘKensington Mica Mine (Gilmore Mine; B. H. Warner Mine), Wheaton, Montgomery County, Maryland, USA
20.5km (12.7 miles) ⓘFrost Quarry, Davis, Howard County, Maryland, USA
24.0km (14.9 miles) ⓘHenryton, Carroll County, Maryland, USA
24.1km (15.0 miles) ⓘHenryton Pegmatite prospect, Henryton, Carroll County, Maryland, USA
33.2km (20.7 miles) ⓘWright Quarry, Stony Run, Baltimore City, Maryland, USA
47.6km (29.6 miles) ⓘArundel Quarry, Baltimore County, Maryland, USA
89.3km (55.5 miles) ⓘWiant's Quarry (Weiant Quarry), Pilot, Cecil County, Maryland, USA
References
Mines of the Washington D.C Area
 
and/or  
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