BGS mineralogy and petrology collection record

Sample number E30766; COLLNOKC1145;
Sample Donor Chaperlin,K.; Sanderson,R.W.;
Rock name 'Original entry: Volcanic Rock'
Stratigraphy Not entered
Comments Clogwyn volcanic group.
Locality details Crags, S. of Clogwyn Melyn, 130 Yds. at 150 deg from Clogwyn.
50k map sheet Nefyn (118)

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Map reference SH 482 533
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


E30766

Cross Polarized, E30766

Plane Polarized, E30766

Plane Polarized, E30766