BGS mineralogy and petrology collection record

Sample number S36833
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Quartz-Oligoclase-Orthoclase Pegmatite Against Psammitic Schist'
Stratigraphy Not entered
Comments Feldspathic pegmatite (up to 15 ft), worked in 1914-1918 war; cuts S. 36832
Locality details Sron na Saobhaidh, 630 yds W 40 deg S of Woodend Cottage (shore)
50k map sheet Tobermory (52)

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Map reference NM 7757 6063
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


S36833

Cross Polarized, S36833

Plane Polarized, S36833

Plane Polarized, S36833