BGS mineralogy and petrology collection record

Sample number S79771; COLLNOLX768;
Sample Donor Stone,P.
Rock name Not entered
Stratigraphy Not entered
Comments Greywacke, probably rich in volcanic grains, late Ordovician
Locality details S end of Knock Bay
50k map sheet Stranraer (3)

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Map reference NW 9830 5744
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


S79771

Cross Polarized, S79771

Plane Polarized, S79771

Plane Polarized, S79771