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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Actinolite from
Coire Buidhe, Glen Creran, Argyll and Bute, Scotland, UK


Classification
Species:Actinolite
Formula:◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Actinolite data
Locality Data:Click here to view Coire Buidhe, Glen Creran, Argyll and Bute, Scotland, UK
Data Identifiers
Mindat Occurrence Record ID:106
Long-form Identifier:1:3:106:3
GUID (UUID V4):0
Nearest other occurrences of Actinolite
20.6km (12.8 miles) ⓘSron Gharbh (Sron Garbh), Fort William and Ardnamurchan, Highland, Scotland, UK
65.6km (40.8 miles) ⓘMhuineil, Barrisdale Bay, Loch Hourn Complex, Highland, Scotland, UK
68.8km (42.7 miles) ⓘSchieallion, Kinloch Rannoch, Perth and Kinross, Scotland, UK
71.6km (44.5 miles) ⓘCaolas Eilean Rarsaidh, Loch Hourn Complex, Highland, Scotland, UK
72.8km (45.2 miles) ⓘLoch na Lochain, Upper Sandaig, Glenelg, Wester Ross, Strathpeffer and Lochalsh, Highland, Scotland, UK
74.5km (46.3 miles) ⓘMeall Buidhe, Glenelg, Wester Ross, Strathpeffer and Lochalsh, Highland, Scotland, UK
75.4km (46.8 miles) ⓘAllt Ease Mhor Chuil an Duin, Glenelg, Wester Ross, Strathpeffer and Lochalsh, Highland, Scotland, UK
75.7km (47.1 miles) ⓘGlen Lednock, Comrie, Perth and Kinross, Scotland, UK
75.8km (47.1 miles) ⓘSron an Fheadain, Glenelg, Wester Ross, Strathpeffer and Lochalsh, Highland, Scotland, UK
76.1km (47.3 miles) ⓘCorrary, Glen Beag, Glenelg, Wester Ross, Strathpeffer and Lochalsh, Highland, Scotland, UK
References
 
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