BGS mineralogy and petrology collection record

Sample number E10747; COLLNO148;
Sample Donor Blake,Professor
Rock name 'Original entry: Mica Schist'
Stratigraphy Not entered
Comments Mona Complex. Pen-Zone. See Mem.Geol.of Anglesey.p.369. A large broken microcline
Locality details S.of Bodlew, near river braint, W.part
50k map sheet Caernarfon (105)

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Map reference SH 481 680
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


E10747

Cross Polarized, E10747

Plane Polarized, E10747

Plane Polarized, E10747