BGS mineralogy and petrology collection record

Sample number S16803
Sample Donor Tait,D.
Rock name 'Original entry: Augite Granophyre Or Acid Craignurite'
Stratigraphy Not entered
Comments Inclined sheet, S. 15550, allied to craignurite; Memoir, pp. 20, 225-226, 228, Fig. 33C
Locality details Craignure Bay, on shore 50 yds NNW of United Free Church Manse
50k map sheet Mull (44)

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Map reference NM 7167 3731
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


S16803

Cross Polarized, S16803

Plane Polarized, S16803

Plane Polarized, S16803