BGS mineralogy and petrology collection record

Sample number S21465
Sample Donor Richey, James E.
Rock name 'Original entry: Quartz-Dolerite'
Stratigraphy Not entered
Comments Porphyrite, ?andesite; Memoir, p. 152
Locality details 900 yds S by W of summit of Ben Hiant
50k map sheet Tobermory (52)

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Map reference NM 5364 6245
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


S21465

Cross Polarized, S21465

Plane Polarized, S21465

Plane Polarized, S21465