BGS mineralogy and petrology collection record

Sample number S659; MR11148;
Sample Donor Macconachie,A.
Rock name Andesite. 'Original entry: Porphyrite (Andesite)'
Stratigraphy Not entered
Comments Porphyrite (Andesite),igneous,Collected byAllen A1150
Locality details Quarry in field north of Bunnfost, 2.5 miles S.W. 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 79 25
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


S659

Cross Polarized, S659

Plane Polarized, S659

Plane Polarized, S659