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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Calcite from
Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK


Locality type:Quarry
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
Data Identifiers
Mindat Occurrence Record ID:13644
Long-form Identifier:1:3:13644:8
GUID (UUID V4):0
Nearest other occurrences of Calcite
0.6km (0.4 miles) ⓘMeldon Aplite Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
2.2km (1.4 miles) ⓘHomerton Mine, Okehampton Hamlets, West Devon, Devon, England, UK
6.7km (4.2 miles) ⓘBelstone Consols (Mid-Devon Copper Mine), Belstone, West Devon, Devon, England, UK
8.3km (5.2 miles) ⓘRamsley Mine (Fursdon Mine), South Tawton, West Devon, Devon, England, UK
14.4km (9.0 miles) ⓘWheal Friendship, Mary Tavy, West Devon, Devon, England, UK
15.8km (9.8 miles) ⓘPark Valley Mine (Park Mine; Wheal Maria), Spreyton, West Devon, Devon, England, UK
17.5km (10.9 miles) ⓘChillaton and Hogstor Mine, Milton Abbot, West Devon, Devon, England, UK
22.2km (13.8 miles) ⓘWheal Carpenter (West Collacombe Mine), Sydenham Damerel, West Devon, Devon, England, UK
23.7km (14.7 miles) ⓘGreystone Quarry, Lezant, Cornwall, England, UK
26.0km (16.2 miles) ⓘHingston Down Quarry, Gunnislake, Calstock, Cornwall, England, UK
References
Dearman, W. R. (1966) Datolite from Meldon, Okehampton, Devonshire. Mineralogical Magazine and Journal of the Mineralogical Society, 35 (275) 1017-1018 doi:10.1180/minmag.1966.035.275.16
www.mineralman.f9.co.uk (2001) http://www.mineralman.f9.co.uk/quarries/meldon.htm
 
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