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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Coal (commodity) from
Birtin Colliery, Sheffield, South Yorkshire, England, UK


Locality type:Colliery
Classification
Commodity:Coal (commodity)
Data
Commodity Data:Click here to view Coal (commodity) data
Locality Data:Click here to view Birtin Colliery, Sheffield, South Yorkshire, England, UK
Data Identifiers
Mindat Occurrence Record ID:1395708
Long-form Identifier:1:3:1395708:1
GUID (UUID V4):0
Nearest other deposits of Coal (commodity)
0.5km (0.3 miles) ⓘLoxley Common Colliery, Sheffield, South Yorkshire, England, UK
0.5km (0.3 miles) ⓘStubbin a Colliery, Sheffield, South Yorkshire, England, UK
0.6km (0.4 miles) ⓘCaledonian Colliery, Sheffield, South Yorkshire, England, UK
0.6km (0.4 miles) ⓘMyers Lane Colliery, Sheffield, South Yorkshire, England, UK
0.7km (0.5 miles) ⓘWadsley Common b Colliery, Sheffield, South Yorkshire, England, UK
1.1km (0.7 miles) ⓘWadsley Park Colliery, Sheffield, South Yorkshire, England, UK
1.3km (0.8 miles) ⓘWadsley Colliery, Sheffield, South Yorkshire, England, UK
1.4km (0.9 miles) ⓘWadsley Common a Colliery, Sheffield, South Yorkshire, England, UK
1.7km (1.0 miles) ⓘSpitewinter Pit, Sheffield, South Yorkshire, England, UK
1.7km (1.0 miles) ⓘWorrall Moor a Colliery, Sheffield, South Yorkshire, England, UK
 
and/or  
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