BGS mineralogy and petrology collection record

Sample number S53306; COLLNOYS624;
Sample Donor Armstrong,M.
Rock name 'Original entry: Porphyrite'
Stratigraphy Not entered
Comments Porphyrite, intrusive in Lower ORS
Locality details Balruddery Den, E of Balruddery House
50k map sheet Perth (48)

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Map reference NO 3165 3227
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


S53306

Cross Polarized, S53306

Plane Polarized, S53306

Plane Polarized, S53306