BGS mineralogy and petrology collection record

Sample number S13380
Sample Donor Wright, William Bourke (only Wright in Survey before 1935, prob. same as H B Wright above)
Rock name 'Original entry: Quartz Dissolving In Syenite'
Stratigraphy Not entered
Comments Not entered
Locality details 200 yds WNW of Carn nan Eoin, Colonsay
50k map sheet Colonsay (35)

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Map reference NR 4072 9855
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


S13380

Cross Polarized, S13380

Plane Polarized, S13380

Plane Polarized, S13380