BGS mineralogy and petrology collection record

Sample number S16557
Sample Donor Clough, C.T.
Rock name 'Original entry: Variolitic Tachylyte, Allied To S. 16553, 16555'
Stratigraphy Not entered
Comments Inclined sheet in Corra-bheinn Gabbro; Memoir, pp. 304-305 and Fig. 51B
Locality details 213 ft S of summit of Cruachan Dearg
50k map sheet Mull (44)

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Map reference NM 5682 3313
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


S16557

Cross Polarized, S16557

Plane Polarized, S16557

Plane Polarized, S16557