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
Vaynor Quarry, Trefechan, Merthyr Tydfil, Wales, UK


Locality type:Quarry
Classification
Species:Dolomite
Formula:CaMg(CO3)2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Fluorite2
Calcite2
Galena1
Pyrite1
Data
Mineral Data:Click here to view Dolomite data
Locality Data:Click here to view Vaynor Quarry, Trefechan, Merthyr Tydfil, Wales, UK
Data Identifiers
Mindat Occurrence Record ID:47181
Long-form Identifier:1:3:47181:9
GUID (UUID V4):0
Nearest other occurrences of Dolomite
13.5km (8.4 miles) ⓘDeep Navigation Colliery, Treharris, Merthyr Tydfil, Wales, UK
13.6km (8.4 miles) ⓘFerndale Pits (Blaenllechau Colliery), Tylorstown, Rhondda Cynon Taf, Wales, UK
15.0km (9.3 miles) ⓘBargoed Colliery, Bargoed, Caerphilly, Wales, UK
15.6km (9.7 miles) ⓘAbercynon Colliery (Dowlais Cardiff), Abercynon, Rhondda Cynon Taf, Wales, UK
15.8km (9.8 miles) ⓘGelli Colliery (Globe), Gelli, Rhondda Cynon Taf, Wales, UK
20.1km (12.5 miles) ⓘBig Pit (Colliery), Blaenavon, Torfaen, Wales, UK
20.9km (13.0 miles) ⓘNant Helen opencast coal mine, Onllwyn, Neath Port Talbot, Wales, UK
21.1km (13.1 miles) ⓘInternational Colliery, Blaengarw, Bridgend, Wales, UK
23.5km (14.6 miles) ⓘCoed-Ely Colliery, Coed Ely, Rhondda Cynon Taf, Wales, UK
24.3km (15.1 miles) ⓘBedwas Colliery, Bedwas, Caerphilly, Wales, UK
References
 
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