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
Eaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK


Locality type:Mine
Classification
Species:Smithsonite
Formula:ZnCO3
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Smithsonite data
Locality Data:Click here to view Eaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
Data Identifiers
Mindat Occurrence Record ID:17678
Long-form Identifier:1:3:17678:3
GUID (UUID V4):0
Nearest other occurrences of Smithsonite
1.6km (1.0 miles) ⓘBryn-yr-Afr Mine, Ponterwyd, Trefeirig, Ceredigion, Wales, UK
2.1km (1.3 miles) ⓘEsgair Hir & Esgair Fraith mines (Cambrian Mine; Cardigan Consolidated Mine; Welsh Potosi Mine; Kylon Potosi Mine), Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
8.0km (5.0 miles) ⓘPwll Roman Mine, Tre-Taliesin, Llangynfelyn, Ceredigion, Wales, UK
13.4km (8.3 miles) ⓘDylife Mine (Pen Dylife Mine; Esgairgaled Mine; Llechwedd Ddu Mine; Blaen Twymyn Mine), Dylife, Machynlleth, Powys, Wales, UK
15.1km (9.4 miles) ⓘWemyss Mine, Frongoch Mine, Pontrhydygroes, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
16.0km (9.9 miles) ⓘCwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
19.6km (12.2 miles) ⓘPen-y-Clun mine, Llanidloes, Powys, Wales, UK
48.3km (30.0 miles) ⓘLlangynog Mine, Llangynog, Powys, Wales, UK
48.7km (30.3 miles) ⓘCraig Rhiwarth Mine (Ochrycraig; North Llangynog), Llangynog, Powys, Wales, UK
59.1km (36.7 miles) ⓘDolyhir Quarry, Old Radnor, Powys, Wales, UK
References
Day, Harry (1999) BMS Database, British Micromount Society.
 
and/or  
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