BGS mineralogy and petrology collection record

Sample number S13524
Sample Donor Wright, William Bourke (only Wright in Survey before 1935, prob. same as H B Wright above)
Rock name 'Original entry: Phyllite With Quartz Veins, Two Cleavages'
Stratigraphy Not entered
Comments Cut to study cleavages; QJGS, Vol. LXIV, p. 312
Locality details On shore, Cnoc Corr, Colonsay
50k map sheet Colonsay (35)

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Map reference NR 432 997
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


S13524

Cross Polarized, S13524

Plane Polarized, S13524

Plane Polarized, S13524