BGS mineralogy and petrology collection record

Sample number E49389; COLLNORN47;
Sample Donor Reedman,A.J.
Rock name Not entered
Stratigraphy Not entered
Comments Porphyritic Andesite
Locality details 300 m NW of Summit of Garnedd Uchf
50k map sheet Bangor (106)

View images in GeoScenic related to 'Bangor'

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Map reference SH 6817 6684
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


E49389

Cross Polarized, E49389

Plane Polarized, E49389

Plane Polarized, E49389