BGS mineralogy and petrology collection record

Sample number S81781; S81781/A; S81781/B; COLLNOLX853;
Sample Donor Stone,P.
Rock name 'Original entry: Greywacke'
Stratigraphy Not entered
Comments Greywacke
Locality details Bere Holm, S side
50k map sheet Stranraer (3)

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Map reference NW 979 580
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


S81781

Cross Polarized, S81781

Plane Polarized, S81781

Plane Polarized, S81781


S81781/A

Cross Polarized, S81781/A

Plane Polarized, S81781/A

Plane Polarized, S81781/A


S81781/B

Cross Polarized, S81781/B

Plane Polarized, S81781/B

Plane Polarized, S81781/B