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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Millerite from
Cwm Colliery, Beddau, Llantwit Fardre, Rhondda Cynon Taf, Wales, UK


00108830017367278389500.jpg
Millerite, etc.

Cwm Colliery, Beddau, Llantwit Fardre, Rhondda Cynon Taf, Wales, UK
02558750017272056029950.jpg
Millerite, etc.

Cwm Colliery, Beddau, Llantwit Fardre, Rhondda Cynon Taf, Wales, UK
05716380017272056026659.jpg
Millerite, etc.

Cwm Colliery, Beddau, Llantwit Fardre, Rhondda Cynon Taf, Wales, UK
08053140017272056025320.jpg
Millerite, etc.

Cwm Colliery, Beddau, Llantwit Fardre, Rhondda Cynon Taf, Wales, UK
01130220017366956779983.jpg
Millerite, etc.

Cwm Colliery, Beddau, Llantwit Fardre, Rhondda Cynon Taf, Wales, UK
03454530017367278394369.jpg
Millerite, etc.

Cwm Colliery, Beddau, Llantwit Fardre, Rhondda Cynon Taf, Wales, UK
02142790017367278409259.jpg
Millerite, etc.

Cwm Colliery, Beddau, Llantwit Fardre, Rhondda Cynon Taf, Wales, UK
04352630017367278416815.jpg
Millerite, etc.

Cwm Colliery, Beddau, Llantwit Fardre, Rhondda Cynon Taf, Wales, UK
00108830017367278389500.jpg
Millerite, etc.

Cwm Colliery, Beddau, Llantwit Fardre, Rhondda Cynon Taf, Wales, UK
00434120017272056037564.jpg
Millerite, etc.

Cwm Colliery, Beddau, Llantwit Fardre, Rhondda Cynon Taf, Wales, UK
05716380017272056026659.jpg
Millerite, etc.

Cwm Colliery, Beddau, Llantwit Fardre, Rhondda Cynon Taf, Wales, UK
08053140017272056025320.jpg
Millerite, etc.

Cwm Colliery, Beddau, Llantwit Fardre, Rhondda Cynon Taf, Wales, UK
Locality type:Colliery
Classification
Species:Millerite
Formula:NiS
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Siderite5
Quartz2
Data
Mineral Data:Click here to view Millerite data
Locality Data:Click here to view Cwm Colliery, Beddau, Llantwit Fardre, Rhondda Cynon Taf, Wales, UK
Photo GalleryView Gallery (4 photos)
Data Identifiers
Mindat Occurrence Record ID:142002
Long-form Identifier:1:3:142002:9
GUID (UUID V4):0
Nearest other occurrences of Millerite
5.4km (3.3 miles) ⓘCoed-Ely Colliery, Coed Ely, Rhondda Cynon Taf, Wales, UK
6.1km (3.8 miles) ⓘHafod Pit (Colliery), Trehafod, Rhondda Cynon Taf, Wales, UK
6.1km (3.8 miles) ⓘWindsor Colliery, Abertridwr, Caerphilly, Wales, UK
6.6km (4.1 miles) ⓘUniversal Colliery, Senghenydd, Caerphilly, Wales, UK
8.4km (5.2 miles) ⓘAbercynon Colliery (Dowlais Cardiff), Abercynon, Rhondda Cynon Taf, Wales, UK
9.2km (5.7 miles) ⓘLlanbradach Colliery, Llanbradach, Caerphilly, Wales, UK
10.4km (6.5 miles) ⓘBritannic Merthyr Colliery, Gilfach Coch, Rhondda Cynon Taf, Wales, UK
10.9km (6.8 miles) ⓘPenallta Colliery, Ystrad Mynach, Caerphilly, Wales, UK
11.3km (7.0 miles) ⓘFerndale Pits (Blaenllechau Colliery), Tylorstown, Rhondda Cynon Taf, Wales, UK
11.4km (7.1 miles) ⓘBedwas Colliery, Bedwas, Caerphilly, Wales, UK
References
 
and/or  
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