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
Gelli Colliery (Globe), Gelli, Rhondda Cynon Taf, Wales, UK


06655880017362215157168.jpg
Millerite

Gelli Colliery, Gelli, Rhondda Cynon Taf, Wales, UK
05050140017362215161771.jpg
Millerite, etc.

Gelli Colliery, Gelli, Rhondda Cynon Taf, Wales, UK
06655880017362215157168.jpg
Millerite

Gelli Colliery, Gelli, Rhondda Cynon Taf, Wales, UK
06465230017272030365068.jpg
Millerite, etc.

Gelli Colliery, Gelli, Rhondda Cynon Taf, Wales, UK
02265340017362215172307.jpg
Millerite

Gelli Colliery, Gelli, Rhondda Cynon Taf, Wales, UK
07063500017272030376819.jpg
Millerite, etc.

Gelli Colliery, Gelli, Rhondda Cynon Taf, Wales, UK
Locality type:Colliery
Classification
Species:Millerite
Formula:NiS
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Siegenite2
Galena1
Data
Mineral Data:Click here to view Millerite data
Locality Data:Click here to view Gelli Colliery (Globe), Gelli, Rhondda Cynon Taf, Wales, UK
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:65665
Long-form Identifier:1:3:65665:0
GUID (UUID V4):0
Nearest other occurrences of Millerite
2.4km (1.5 miles) ⓘCambrian Colliery, Clydach Vale, Rhondda Cynon Taf, Wales, UK
3.4km (2.1 miles) ⓘFerndale Pits (Blaenllechau Colliery), Tylorstown, Rhondda Cynon Taf, Wales, UK
3.5km (2.2 miles) ⓘDare Colliery, Cwmparc, Rhondda Cynon Taf, Wales, UK
3.8km (2.3 miles) ⓘBritannic Merthyr Colliery, Gilfach Coch, Rhondda Cynon Taf, Wales, UK
4.2km (2.6 miles) ⓘParc Colliery (Park), Cwmparc, Rhondda Cynon Taf, Wales, UK
4.9km (3.1 miles) ⓘWestern Colliery, Nant-y-moel, Bridgend, Wales, UK
5.1km (3.2 miles) ⓘFforchaman Colliery, Cwmaman, Rhondda Cynon Taf, Wales, UK
5.5km (3.4 miles) ⓘWyndham Colliery, Nant-y-moel, Bridgend, Wales, UK
6.0km (3.7 miles) ⓘPenllwyngwent Colliery, Wyndham, Bridgend, Wales, UK
6.1km (3.8 miles) ⓘCwmneol Colliery (Morris's pit), Cwmaman, Rhondda Cynon Taf, Wales, UK
References
Ian Jones collection
 
and/or  
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