BGS mineralogy and petrology collection record

Sample number E62090; COLLNOGW128;
Sample Donor Woodhall, D.G.
Rock name Not entered
Stratigraphy Not entered
Comments Gabbro. Porphyritic ?
Locality details 690 m 169 deg from Tal y Waen. 3.18 Km of Dolgellau Bridge (S End)
50k map sheet Barmouth (149)

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Map reference SH 6996 1637
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


E62090

Cross Polarized, E62090

Plane Polarized, E62090

Plane Polarized, E62090