BGS mineralogy and petrology collection record

Sample number S21593
Sample Donor Richey, James E.
Rock name 'Original entry: Basalt (Granulitic)'
Stratigraphy Not entered
Comments ?Basalt lava veined by biotite granophyre derived from dolerite magma; Memoir, p. 314
Locality details 200 yds NE of summit of Meall nan Con
50k map sheet Tobermory (52)

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Map reference NM 5041 6816
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


S21593

Cross Polarized, S21593

Plane Polarized, S21593

Plane Polarized, S21593