BGS mineralogy and petrology collection record

Sample number S39517
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Granodiorite Porphyry, Contaminated'
Stratigraphy Not entered
Comments Greyish fine-grained rock, veined by granodiorite porphyry
Locality details 1340 yds W 14 deg S of spot ht 1116 ft Taobh Dubh
50k map sheet Tobermory (52)

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Map reference NM 7747 5669
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


S39517

Cross Polarized, S39517

Plane Polarized, S39517

Plane Polarized, S39517