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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Smithsonite from
Craig Rhiwarth Mine (Ochrycraig; North Llangynog), Llangynog, Powys, Wales, UK


Locality type:Mine
Classification
Species:Smithsonite
Formula:ZnCO3
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Hemimorphite1
Aurichalcite1
Dolomite1
Data
Mineral Data:Click here to view Smithsonite data
Locality Data:Click here to view Craig Rhiwarth Mine (Ochrycraig; North Llangynog), Llangynog, Powys, Wales, UK
Data Identifiers
Mindat Occurrence Record ID:18191
Long-form Identifier:1:3:18191:6
GUID (UUID V4):0
Nearest other occurrences of Smithsonite
0.7km (0.4 miles) ⓘLlangynog Mine, Llangynog, Powys, Wales, UK
33.0km (20.5 miles) ⓘMinera mines, Minera, Wrexham, Wales, UK
37.5km (23.3 miles) ⓘDylife Mine (Pen Dylife Mine; Esgairgaled Mine; Llechwedd Ddu Mine; Blaen Twymyn Mine), Dylife, Machynlleth, Powys, Wales, UK
40.4km (25.1 miles) ⓘPen-y-Clun mine, Llanidloes, Powys, Wales, UK
44.9km (27.9 miles) ⓘRhosemor Mine, Halkyn (District) United Mines, Halkyn, Flintshire, Wales, UK
45.0km (28.0 miles) ⓘBryngwiog Mine, Moel-y-crio, Halkyn, Flintshire, Wales, UK
46.4km (28.8 miles) ⓘPant Quarry, Moel-y-crio, Halkyn, Flintshire, Wales, UK
47.4km (29.4 miles) ⓘEsgair Hir & Esgair Fraith mines (Cambrian Mine; Cardigan Consolidated Mine; Welsh Potosi Mine; Kylon Potosi Mine), Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
48.7km (30.3 miles) ⓘEaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
49.2km (30.6 miles) ⓘBryn-yr-Afr Mine, Ponterwyd, Trefeirig, Ceredigion, Wales, UK
References
Day, Harry (1999) BMS Database, British Micromount Society.
 
and/or  
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