BGS mineralogy and petrology collection record

Sample number S28801
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Cf. Adamellite, Contaminated'
Stratigraphy Not entered
Comments Fine-grained grey rock with porphyritic feldsar; probably inclusion in granodiorite; from inclusion zone
Locality details Creag Iasgaich, S shore of Loch Sunart 450 yds E 35 deg S from Achleek
50k map sheet Tobermory (52)

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Map reference NM 7967 6025
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


S28801

Cross Polarized, S28801

Plane Polarized, S28801

Plane Polarized, S28801