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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Fluorite from
Jeffrey Lane open cut, Bradwell, Derbyshire Dales District, Derbyshire, England, UK


Locality type:Mine
Classification
Species:Fluorite
Formula:CaF2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Fluorite data
Locality Data:Click here to view Jeffrey Lane open cut, Bradwell, Derbyshire Dales District, Derbyshire, England, UK
Data Identifiers
Mindat Occurrence Record ID:629663
Long-form Identifier:1:3:629663:6
GUID (UUID V4):0
Nearest other occurrences of Fluorite
0.4km (0.2 miles) ⓘRevell's Pipe, Hazlebadge, Derbyshire Dales District, Derbyshire, England, UK
0.7km (0.5 miles) ⓘMoorfurlong Mine, Bradwell, Derbyshire Dales District, Derbyshire, England, UK
1.0km (0.6 miles) ⓘNether Fear Mine (Never Fear Mine), Bradwell, Derbyshire Dales District, Derbyshire, England, UK
1.2km (0.7 miles) ⓘSmalldale Quarry, Bradwell, Derbyshire Dales District, Derbyshire, England, UK
1.6km (1.0 miles) ⓘLambpart Lane Openpit, Bradwell, Derbyshire Dales District, Derbyshire, England, UK
1.7km (1.1 miles) ⓘHope Quarry, Bradwell, Derbyshire Dales District, Derbyshire, England, UK
2.1km (1.3 miles) ⓘPindale Quarry, Bradwell, Derbyshire Dales District, Derbyshire, England, UK
2.2km (1.3 miles) ⓘPindale Old Engine Shaft (Pindale Old Engine Mine), Castleton, High Peak, Derbyshire, England, UK
2.2km (1.3 miles) ⓘPindale End Mine, Castleton, High Peak, Derbyshire, England, UK
2.2km (1.4 miles) ⓘSiggate Head Mine, Castleton, High Peak, Derbyshire, England, UK
References
Worley, N.E. (1978): Stratigraphical Control of Mineralisation in the Peak District of Derbyshire. PhD Thesis, University of Leicester
 
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