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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Aragonite from
Hafod Pit (Colliery), Trehafod, Rhondda Cynon Taf, Wales, UK


Locality type:Pit
Classification
Species:Aragonite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Aragonite data
Locality Data:Click here to view Hafod Pit (Colliery), Trehafod, Rhondda Cynon Taf, Wales, UK
Data Identifiers
Mindat Occurrence Record ID:146649
Long-form Identifier:1:3:146649:2
GUID (UUID V4):0
Nearest other occurrences of Aragonite
5.2km (3.2 miles) ⓘFerndale Pits (Blaenllechau Colliery), Tylorstown, Rhondda Cynon Taf, Wales, UK
6.1km (3.8 miles) ⓘBritannic Merthyr Colliery, Gilfach Coch, Rhondda Cynon Taf, Wales, UK
6.2km (3.8 miles) ⓘGelli Colliery (Globe), Gelli, Rhondda Cynon Taf, Wales, UK
8.3km (5.2 miles) ⓘWindsor Colliery, Abertridwr, Caerphilly, Wales, UK
9.4km (5.8 miles) ⓘRhiwsaeson (Gwern Efa), Llantrisant, Rhondda Cynon Taf, Wales, UK
9.4km (5.9 miles) ⓘA4119 roadcutting, Llantrisant, Rhondda Cynon Taf, Wales, UK
9.6km (6.0 miles) ⓘDare Colliery, Cwmparc, Rhondda Cynon Taf, Wales, UK
12.5km (7.8 miles) ⓘTaff's Well Quarry, Pentyrch, Cardiff, Wales, UK
13.9km (8.6 miles) ⓘInternational Colliery, Blaengarw, Bridgend, Wales, UK
14.3km (8.9 miles) ⓘBedwas Colliery, Bedwas, Caerphilly, Wales, UK
References
 
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