BGS mineralogy and petrology collection record

Sample number S36829
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Leucogranite Pegmatite'
Stratigraphy Not entered
Comments Pegmatite vein in biotite tonalite (seems to originate injection) (165 yds W of granite contact)
Locality details Roadside 435 yds westwards along road from Woodend Cottage
50k map sheet Tobermory (52)

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Map reference NM 7780 6081
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


S36829

Cross Polarized, S36829

Plane Polarized, S36829

Plane Polarized, S36829