BGS mineralogy and petrology collection record

Sample number S14359
Sample Donor Wright, William Bourke (only Wright in Survey before 1935, prob. same as H B Wright above)
Rock name Not entered
Stratigraphy Not entered
Comments Loch Ba dyke
Locality details In stream 1300 yds W 25 deg N of summit of Beinn Talaidh, 700 ft contour
50k map sheet Mull (44)

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Map reference NM 6150 3524
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


S14359

Cross Polarized, S14359

Plane Polarized, S14359

Plane Polarized, S14359