BGS mineralogy and petrology collection record

Sample number S13549
Sample Donor Wright, William Bourke (only Wright in Survey before 1935, prob. same as H B Wright above)
Rock name 'Original entry: Ophitic Olivine-Basalt'
Stratigraphy Not entered
Comments NW dyke; can see no analcime
Locality details Port Ban, Colonsay
50k map sheet Colonsay (35)

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Map reference NR 3715 9700
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


S13549

Cross Polarized, S13549

Plane Polarized, S13549

Plane Polarized, S13549