BGS mineralogy and petrology collection record

Sample number S17164
Sample Donor Richey, James E.
Rock name 'Original entry: Spherulitic Felsite'
Stratigraphy Not entered
Comments Sill, cf. S. 17157; Memoir, p. 291
Locality details 300 yds W 43 deg N of summit of Ben More
50k map sheet Mull (44)

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Map reference NM 5247 3320
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


S17164

Cross Polarized, S17164

Plane Polarized, S17164

Plane Polarized, S17164