BGS mineralogy and petrology collection record

Sample number S7723
Sample Donor Symes, Richard G
Rock name 'Original entry: Porphyrite'
Stratigraphy Not entered
Comments Dyke
Locality details Railway cutting 0.25 mile SSW of Achnacloich railway station
50k map sheet Oban (45)

View images in GeoScenic related to 'Oban'

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Map reference NM 9569 3379
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


S7723

Cross Polarized, S7723

Plane Polarized, S7723

Plane Polarized, S7723