BGS mineralogy and petrology collection record

Sample number S14319
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 Fault-breccia Suite: Loch Ba felsite and close to fault; Memoir, p. 346
Locality details NW face of Sron nam Boc
50k map sheet Mull (44)

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Map reference NM 5725 3899
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


S14319

Cross Polarized, S14319

Plane Polarized, S14319

Plane Polarized, S14319