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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Sphalerite from
Bryn-yr-Afr Mine, Ponterwyd, Trefeirig, Ceredigion, Wales, UK


Locality type:Mine
Classification
Species:Sphalerite
Formula:ZnS
Habit:Massive
Colour:Brown
Quality for species:Poor for species, only of interest for locality collectors. (#)
Abundance at site:Common
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Associated Minerals Based on Photo Data:
Millerite2
Chalcopyrite2
Quartz2
Pyromorphite1
Goethite1
Data
Mineral Data:Click here to view Sphalerite data
Locality Data:Click here to view Bryn-yr-Afr Mine, Ponterwyd, Trefeirig, Ceredigion, Wales, UK
Data Identifiers
Mindat Occurrence Record ID:40047
Long-form Identifier:1:3:40047:7
GUID (UUID V4):0
Nearest other occurrences of Sphalerite
0.9km (0.5 miles) ⓘCamdwrmawr Mine, Ponterwyd, Trefeirig, Ceredigion, Wales, UK
0.9km (0.6 miles) ⓘHenfwlch Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
1.4km (0.9 miles) ⓘCamdwrbach Mine (Cambrian South Mine), Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
1.6km (1.0 miles) ⓘEaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
1.7km (1.1 miles) ⓘHafan Mine (Canninog Mine; Bwlch Canninog Mine), Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
2.1km (1.3 miles) ⓘBwlch Ystyllen Mine, Ponterwyd, Trefeirig, Ceredigion, Wales, UK
3.6km (2.2 miles) ⓘBwlch Glas Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
3.7km (2.3 miles) ⓘEsgair Hir & Esgair Fraith mines (Cambrian Mine; Cardigan Consolidated Mine; Welsh Potosi Mine; Kylon Potosi Mine), Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
4.1km (2.5 miles) ⓘBlaenceulan Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
4.9km (3.0 miles) ⓘTy-newydd Mine, Bontgoch, Trefeirig, Ceredigion, Wales, UK
References
 
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