BGS mineralogy and petrology collection record

Sample number S15617
Sample Donor Clough, C.T.
Rock name 'Original entry: Granophyre, Cf. S. 15614'
Stratigraphy Not entered
Comments Old granite of Derrynaculan; Memoir, p. 170
Locality details 3500 ft slightly E by N of Derrynaculan
50k map sheet Mull (44)

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Map reference NM 5698 3021
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


S15617

Cross Polarized, S15617

Plane Polarized, S15617

Plane Polarized, S15617