BGS mineralogy and petrology collection record

Sample number S14375
Sample Donor Wright, William Bourke (only Wright in Survey before 1935, prob. same as H B Wright above)
Rock name 'Original entry: Felsite, Granophyric'
Stratigraphy Not entered
Comments Composite NNW dyke; 6 ft from ENE edge (centre); Memoir, pp. 374, 376
Locality details 0.75 mile W 5 deg S of summit of Beinn Talaidh, 550 ft contour
50k map sheet Mull (44)

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Map reference NM 6147 3444
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


S14375

Cross Polarized, S14375

Plane Polarized, S14375

Plane Polarized, S14375