BGS mineralogy and petrology collection record

Sample number S21219
Sample Donor Simpson,J.B.
Rock name 'Original entry: Olivine-Dolerite'
Stratigraphy Not entered
Comments 38 ft WNW dyke with medium-grained zones separated by chilled edges; same dyke as S. 21220
Locality details N shore of Loch Sunart 500 yds SSW of bridge over Allt Sailean an Eorna
50k map sheet Tobermory (52)

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Map reference NM 7072 6383
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


S21219

Cross Polarized, S21219

Plane Polarized, S21219

Plane Polarized, S21219