BGS mineralogy and petrology collection record

Sample number S16493
Sample Donor Clough, C.T.
Rock name 'Original entry: Contact Altered Basic Lava (Pyroxene-Biotite Granulite)'
Stratigraphy Not entered
Comments Lava, altered by gabbro; Memoir, p. 155
Locality details 2750 ft NNE by E of bridge over Allt Teanga Brideag
50k map sheet Mull (44)

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Map reference NM 5686 3132
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


S16493

Cross Polarized, S16493

Plane Polarized, S16493

Plane Polarized, S16493