BGS mineralogy and petrology collection record

Sample number S18933
Sample Donor Bailey, E.B.; Tait,D.;
Rock name 'Original entry: Granulitised Fine-Grained Basalt'
Stratigraphy Not entered
Comments Contains small porphyritic labradorites; Central type, baking due to Loch Uisg granophyre; Memoir, pp. 122, 154
Locality details No. 33 lava, NW of Creag nam Fitheach
50k map sheet Mull (44)

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Map reference NM 6616 2493
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


S18933

Cross Polarized, S18933

Plane Polarized, S18933

Plane Polarized, S18933