BGS mineralogy and petrology collection record

Sample number E40336; COLLNOCE236;
Sample Donor Evans,C.D.R.
Rock name Not entered
Stratigraphy Not entered
Comments Acid adinole margin of Melynllyn Dolerite
Locality details 2680 ft, 209 deg E of N of The Weir in Llyn-Dulyn
50k map sheet Bangor (106)

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Map reference SH 6984 6566
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


E40336

Cross Polarized, E40336

Plane Polarized, E40336

Plane Polarized, E40336