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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Magnesite from
Delight Quarry (Soldier's Delight Quarry; Dyer Quarry), Soldiers' Delight ridge, Delight, Baltimore County, Maryland, USA


Locality type:Quarry
Classification
Species:Magnesite
Formula:MgCO3
Comments:Occurs in serpentine rock.
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Deweylite2
Antigorite2
Dolomite2
Data
Mineral Data:Click here to view Magnesite data
Locality Data:Click here to view Delight Quarry (Soldier's Delight Quarry; Dyer Quarry), Soldiers' Delight ridge, Delight, Baltimore County, Maryland, USA
Data Identifiers
Mindat Occurrence Record ID:63558
Long-form Identifier:1:3:63558:7
GUID (UUID V4):0
Nearest other occurrences of Magnesite
2.6km (1.6 miles) ⓘUnnamed Chromite prospect 13 [of Pearre & Heyl], Owings Mills, Baltimore County, Maryland, USA
2.6km (1.6 miles) ⓘHarris Mine, Holbrook, Baltimore County, Maryland, USA
2.9km (1.8 miles) ⓘChoate Mine, Owings Mills, Baltimore County, Maryland, USA
3.1km (1.9 miles) ⓘWeir Mine, Holbrook, Baltimore County, Maryland, USA
13.7km (8.5 miles) ⓘLord Baltimore Drive Quartz occurrence area, Windsor Mill, Baltimore County, Maryland, USA
15.6km (9.7 miles) ⓘDiscovery workings (Main workings), Bare Hills, Baltimore County, Maryland, USA
15.6km (9.7 miles) ⓘUnnamed Chromite prospects, Bare Hills, Baltimore County, Maryland, USA
15.7km (9.8 miles) ⓘBare Hills Serpentine Quarry East, Bare Hills, Baltimore County, Maryland, USA
34.7km (21.6 miles) ⓘEtchison Mine, Montgomery County, Maryland, USA
35.8km (22.3 miles) ⓘEdnor Steatite Locality, Ednor, Montgomery County, Maryland, USA
References
Rocks & Min.:11:111
19:148.
 
and/or  
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