BGS mineralogy and petrology collection record

Sample number E49390; COLLNORN48;
Sample Donor Reedman,A.J.
Rock name Not entered
Stratigraphy Not entered
Comments Intermediary stony lava
Locality details 300 m NW of Summit of Garnedd Uchf
50k map sheet Bangor (106)

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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


E49390

Cross Polarized, E49390

Plane Polarized, E49390

Plane Polarized, E49390