BGS mineralogy and petrology collection record

Sample number S346; S346/A; S346/B;
Sample Donor Bennie,J.
Rock name 'Original entry: Andesite'
Stratigraphy Not entered
Comments Porphyrite; S. 346a is black porphyrite
Locality details Lipney, Menstrie, above village
50k map sheet Stirling (39)

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Map reference NS 8478 9724
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


S346

Cross Polarized, S346

Plane Polarized, S346

Plane Polarized, S346


S346/A

Cross Polarized, S346/A

Plane Polarized, S346/A

Plane Polarized, S346/A


S346/B

Cross Polarized, S346/B

Plane Polarized, S346/B

Plane Polarized, S346/B