BGS mineralogy and petrology collection record

Sample number S5347
Sample Donor Barrow, G.
Rock name 'Original entry: Porphyritic Biotite Granite'
Stratigraphy Not entered
Comments Mem. Sh. 55, pp. 95-96
Locality details Core of Meall Gruaim, SE side of Glen Tilt, 2 miles N of Blair Atholl
50k map sheet Blair Atholl (55)

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Map reference NN 887 681
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


S5347

Cross Polarized, S5347

Plane Polarized, S5347

Plane Polarized, S5347