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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Dolomite from
Healds Wood, Skegby, Ashfield, Nottinghamshire, England, UK


Classification
Species:Dolomite
Formula:CaMg(CO3)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Dolomite data
Locality Data:Click here to view Healds Wood, Skegby, Ashfield, Nottinghamshire, England, UK
Data Identifiers
Mindat Occurrence Record ID:18588
Long-form Identifier:1:3:18588:8
GUID (UUID V4):0
Nearest other occurrences of Dolomite
0.5km (0.3 miles) ⓘMeden Bank, Skegby, Ashfield, Nottinghamshire, England, UK
5.6km (3.5 miles) ⓘVale Road Quarry, Mansfield Woodhouse, Mansfield, Nottinghamshire, England, UK
13.4km (8.3 miles) ⓘFall Hill Quarry, Milltown, Ashover, North East Derbyshire District, Derbyshire, England, UK
14.4km (9.0 miles) ⓘWhitwell Quarry, Hodthorpe and Belph, Bolsover District, Derbyshire, England, UK
15.9km (9.9 miles) ⓘWakebridge Mine, Crich, Amber Valley, Derbyshire, England, UK
19.7km (12.2 miles) ⓘWapping Mine, Matlock Bath, Derbyshire Dales District, Derbyshire, England, UK
20.2km (12.6 miles) ⓘMasson Hill and mines, Matlock, Derbyshire Dales District, Derbyshire, England, UK
20.7km (12.9 miles) ⓘDene Quarry, Cromford, Derbyshire Dales District, Derbyshire, England, UK
24.0km (14.9 miles) ⓘBone Mill Quarry, Hopton, Derbyshire Dales District, Derbyshire, England, UK
24.6km (15.3 miles) ⓘGolconda Mine, Hopton, Derbyshire Dales District, Derbyshire, England, UK
References
Day, Harry (1999) BMS Database, British Micromount Society.
 
and/or  
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