BGS mineralogy and petrology collection record

Sample number E30757; MR24492; COLLNOKC789;
Sample Donor Chaperlin,K.; Sanderson,R.W.;
Rock name Not entered
Stratigraphy Not entered
Comments Bottom of face, South end of quarry.
Locality details Disused quarry, S. end of Bryn Covert, 400 Yds. at 255 deg. from Bryn, 800 Yds. SE. of St. Mary's Church, Llanfair-is-Gaer, Menai Strait.
50k map sheet Caernarfon (105)

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Map reference SH 506 655
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


E30757

Cross Polarized, E30757

Plane Polarized, E30757

Plane Polarized, E30757