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Biotite from
Allt a'Mhuillin Quarry, Loch Borralan Complex, Assynt, North， West and Central Sutherland, Highland, Scotland, UK


Locality type:Quarry
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Allt a'Mhuillin Quarry, Loch Borralan Complex, Assynt, North， West and Central Sutherland, Highland, Scotland, UK
Data Identifiers
Mindat Occurrence Record ID:1416302
Long-form Identifier:1:3:1416302:3
GUID (UUID V4):0
Nearest other occurrences of Biotite
0.3km (0.2 miles) ⓘAllt a'Mhuillin Gorge, Loch Borralan Complex, Assynt, North， West and Central Sutherland, Highland, Scotland, UK
2.8km (1.7 miles) ⓘLoch Borralan Complex, Assynt, North， West and Central Sutherland, Highland, Scotland, UK
3.1km (1.9 miles) ⓘLoch Ailsh Complex, North， West and Central Sutherland, Highland, Scotland, UK
4.3km (2.7 miles) ⓘLedmore river outcrop, Loch Borralan Complex, Assynt, North， West and Central Sutherland, Highland, Scotland, UK
27.6km (17.2 miles) ⓘL3, Loch Shin, North， West and Central Sutherland, Highland, Scotland, UK
27.8km (17.3 miles) ⓘL1, Loch Shin, North， West and Central Sutherland, Highland, Scotland, UK
38.9km (24.2 miles) ⓘCreag a Mhail, Scourie, North， West and Central Sutherland, Highland, Scotland, UK
47.9km (29.7 miles) ⓘCnoc nan Cuilean Intrusion, Loch Loyal Complex, North， West and Central Sutherland, Highland, Scotland, UK
48.8km (30.3 miles) ⓘBeinn Laoghal, Loch Loyal Complex, North， West and Central Sutherland, Highland, Scotland, UK
54.0km (33.5 miles) ⓘBenn Stumanadh occurrence, Loch Loyal Complex, North， West and Central Sutherland, Highland, Scotland, UK
References
Woolley, A. R. (1973). The pseudoleucite borolanites and associated rocks of the south-eastern tract of the Borralan complex, Scotland. British Museum (Natural History), Mineralogy, 2, 285-333.
 
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