BGS mineralogy and petrology collection record

Sample number S13522; S13522/B;
Sample Donor Wright, William Bourke (only Wright in Survey before 1935, prob. same as H B Wright above)
Rock name 'Original entry: Quartz Phyllite With Strain-Slip Cleavage'
Stratigraphy Not entered
Comments Cut to study cleavages; 2 slides, a & b
Locality details S of Cnoc Corr, Colonsay
50k map sheet Colonsay (35)

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Map reference NR 428 994
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


S13522

Cross Polarized, S13522

Plane Polarized, S13522

Plane Polarized, S13522


S13522/B

Cross Polarized, S13522/B

Plane Polarized, S13522/B

Plane Polarized, S13522/B