BGS mineralogy and petrology collection record

Sample number S649; S649/A; S649/B; MR11157;
Sample Donor Not entered
Rock name Andesite. 'Original entry: Porphyrite (Enstatite-Andesite)'
Stratigraphy Not entered
Comments Porphyrite (Enstatite-andesite),igneous,Collected byAllen A1182
Locality details Quarry hole, hill face 0.5 miles south of Kirk Yetholm, Roxburghshire,
50k map sheet Berwick-upon-Tweed (26)

View images in GeoScenic related to 'Berwick-upon-Tweed'

View a geological map near 'Berwick-upon-Tweed'

Map reference NT 82 27
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


S649/A

Cross Polarized, S649/A

Plane Polarized, S649/A

Plane Polarized, S649/A


S649/B

Cross Polarized, S649/B

Plane Polarized, S649/B

Plane Polarized, S649/B