BGS mineralogy and petrology collection record

Sample number S14362
Sample Donor Wright, William Bourke (only Wright in Survey before 1935, prob. same as H B Wright above)
Rock name 'Original entry: Felsite'
Stratigraphy Not entered
Comments Loch Ba dyke; Memoir, p. 346
Locality details In stream 1350 yds W 30 deg N of summit of Beinn Talaidh, 800 ft contour
50k map sheet Mull (44)

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Map reference NM 6158 3521
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


S14362

Cross Polarized, S14362

Plane Polarized, S14362

Plane Polarized, S14362