BGS mineralogy and petrology collection record

Sample number S18525
Sample Donor Anderson,J.G.C.
Rock name 'Original entry: Felsite, Granophyric'
Stratigraphy Not entered
Comments E-W dyke, Memoir, p. 374
Locality details 3500 ft E of cairn on Maol Mheadhonach
50k map sheet Mull (44)

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Map reference NM 5113 3215
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


S18525

Cross Polarized, S18525

Plane Polarized, S18525

Plane Polarized, S18525