BGS mineralogy and petrology collection record

Sample number E43682; COLLNOAP85;
Sample Donor Addison,R.
Rock name Not entered
Stratigraphy Not entered
Comments Dark grey ?basic lense ?sediment within rhyolite
Locality details Cliffs, 440 m at 189 deg from Pentre Farm House
50k map sheet Bangor (106)

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Map reference SH 6485 6112
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


E43682

Cross Polarized, E43682

Plane Polarized, E43682

Plane Polarized, E43682