BGS mineralogy and petrology collection record

Sample number S13897
Sample Donor Wright, William Bourke (only Wright in Survey before 1935, prob. same as H B Wright above)
Rock name 'Original entry: Porphyritic Basalt'
Stratigraphy Not entered
Comments NNE dyke, cuts S. 13896; Memoir, p. 359
Locality details Shore E of Cnoc an Teine, Mull
50k map sheet Mull (44)

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Map reference NM 6668 4201
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


S13897

Cross Polarized, S13897

Plane Polarized, S13897

Plane Polarized, S13897