BGS mineralogy and petrology collection record

Sample number E9927; COLLNO139;
Sample Donor Greenly,E.
Rock name 'Original entry: Dolerite'
Stratigraphy Not entered
Comments Not entered
Locality details Gaerwen, NE.dyke at "E"of Esgeifiog
50k map sheet Caernarfon (105)

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Map reference SH 485 730
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


E9927

Cross Polarized, E9927

Plane Polarized, E9927

Plane Polarized, E9927