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
Esgair Hir & Esgair Fraith mines (Cambrian Mine; Cardigan Consolidated Mine; Welsh Potosi Mine; Kylon Potosi Mine), Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK


07548130017364512945736.jpg
Smithsonite, etc.

Esgair Hir & Esgair Fraith mines, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
07548130017364512945736.jpg
Smithsonite, etc.

Esgair Hir & Esgair Fraith mines, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
01330380017272037165672.jpg
Smithsonite, etc.

Esgair Hir & Esgair Fraith mines, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
Locality type:Mine
Classification
Species:Smithsonite
Formula:ZnCO3
Comments:Only visualy identified on one specimen as two 0.5mm intergrown rounded crystals.
Habit:Rounded crystals
Quality for species:Poor for species, only of interest for locality collectors. (#)
Abundance at site:Extremely Rare
Confirmation
Validity:Unconfirmed/Questioned
Associated Minerals Based on Photo Data:
Hemimorphite1
Data
Mineral Data:Click here to view Smithsonite data
Locality Data:Click here to view Esgair Hir & Esgair Fraith mines (Cambrian Mine; Cardigan Consolidated Mine; Welsh Potosi Mine; Kylon Potosi Mine), Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
Data Identifiers
Mindat Occurrence Record ID:17670
Long-form Identifier:1:3:17670:1
GUID (UUID V4):0
Nearest other occurrences of Smithsonite
2.1km (1.3 miles) ⓘEaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
3.7km (2.3 miles) ⓘBryn-yr-Afr Mine, Ponterwyd, Trefeirig, Ceredigion, Wales, UK
7.4km (4.6 miles) ⓘPwll Roman Mine, Tre-Taliesin, Llangynfelyn, Ceredigion, Wales, UK
13.1km (8.1 miles) ⓘDylife Mine (Pen Dylife Mine; Esgairgaled Mine; Llechwedd Ddu Mine; Blaen Twymyn Mine), Dylife, Machynlleth, Powys, Wales, UK
17.1km (10.6 miles) ⓘWemyss Mine, Frongoch Mine, Pontrhydygroes, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
18.0km (11.2 miles) ⓘCwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
20.2km (12.5 miles) ⓘPen-y-Clun mine, Llanidloes, Powys, Wales, UK
46.9km (29.1 miles) ⓘLlangynog Mine, Llangynog, Powys, Wales, UK
47.4km (29.4 miles) ⓘCraig Rhiwarth Mine (Ochrycraig; North Llangynog), Llangynog, Powys, Wales, UK
60.5km (37.6 miles) ⓘDolyhir Quarry, Old Radnor, Powys, Wales, UK
References
S Rust collection
 
and/or  
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