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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Siderite from
Western Colliery, Nant-y-moel, Bridgend, Wales, UK


Locality type:Colliery
Classification
Species:Siderite
Formula:FeCO3
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Millerite1
Data
Mineral Data:Click here to view Siderite data
Locality Data:Click here to view Western Colliery, Nant-y-moel, Bridgend, Wales, UK
Data Identifiers
Mindat Occurrence Record ID:67940
Long-form Identifier:1:3:67940:2
GUID (UUID V4):0
Nearest other occurrences of Siderite
0.6km (0.4 miles) ⓘWyndham Colliery, Nant-y-moel, Bridgend, Wales, UK
1.5km (0.9 miles) ⓘPenllwyngwent Colliery, Wyndham, Bridgend, Wales, UK
3.1km (1.9 miles) ⓘParc Colliery (Park), Cwmparc, Rhondda Cynon Taf, Wales, UK
3.1km (1.9 miles) ⓘCambrian Colliery, Clydach Vale, Rhondda Cynon Taf, Wales, UK
3.5km (2.2 miles) ⓘDare Colliery, Cwmparc, Rhondda Cynon Taf, Wales, UK
4.0km (2.5 miles) ⓘInternational Colliery, Blaengarw, Bridgend, Wales, UK
4.2km (2.6 miles) ⓘBritannic Merthyr Colliery, Gilfach Coch, Rhondda Cynon Taf, Wales, UK
4.9km (3.1 miles) ⓘGelli Colliery (Globe), Gelli, Rhondda Cynon Taf, Wales, UK
6.2km (3.8 miles) ⓘSt John's Colliery, Maesteg, Bridgend, Wales, UK
8.3km (5.1 miles) ⓘFerndale Pits (Blaenllechau Colliery), Tylorstown, Rhondda Cynon Taf, Wales, UK
References
 
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