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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Plagioclase from
Marble quarries, Kilchrist, Broadford, Isle of Skye, Eilean á Chèo, Highland, Scotland, UK


Locality type:Quarry
Classification
Species:'Plagioclase' (not an IMA approved species)
Formula:(Na,Ca)[(Si,Al)AlSi2]O8
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Quartz6
Allanite-(Ce)4
Fluorite2
Chlorite Group1
Data
Mineral Data:Click here to view Plagioclase data
Locality Data:Click here to view Marble quarries, Kilchrist, Broadford, Isle of Skye, Eilean á Chèo, Highland, Scotland, UK
Data Identifiers
Mindat Occurrence Record ID:39131
Long-form Identifier:1:3:39131:9
GUID (UUID V4):0
Nearest other occurrences of Plagioclase
10.4km (6.5 miles) ⓘEas a Bradain, Luib, Isle of Skye, Eilean á Chèo, Highland, Scotland, UK
12.0km (7.5 miles) ⓘMarsco, Sligachan, Isle of Skye, Eilean á Chèo, Highland, Scotland, UK
12.4km (7.7 miles) ⓘMeall a'Mhaoil, Cuillin Hills, Minginish, Isle of Skye, Eilean á Chèo, Highland, Scotland, UK
14.2km (8.9 miles) ⓘGlamaig, Sligachan, Isle of Skye, Eilean á Chèo, Highland, Scotland, UK
18.5km (11.5 miles) ⓘÓsgaig Sill, Isle of Raasay, Eilean á Chèo, Highland, Scotland, UK
42.8km (26.6 miles) ⓘLoch Quoich, Caol and Mallaig, Highland, Scotland, UK
47.2km (29.3 miles) ⓘLittle Minch Sill Complex, Trotternish, Isle of Skye, Eilean á Chèo, Highland, Scotland, UK
55.0km (34.2 miles) ⓘArdnamurchan, Fort William and Ardnamurchan, Highland, Scotland, UK
67.6km (42.0 miles) ⓘ'S Airde Beinn, Isle of Mull, Argyll and Bute, Scotland, UK
83.1km (51.7 miles) ⓘSron Gharbh (Sron Garbh), Fort William and Ardnamurchan, Highland, Scotland, UK
References
 
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