BGS mineralogy and petrology collection record

Sample number E43586; COLLNOLB192;
Sample Donor Jackson,A.A
Rock name 'Original entry: Volcanic Rock'
Stratigraphy Not entered
Comments Vesicular top of Lower Lava
Locality details 0.485 Km 129 deg from Allt Lwyd
50k map sheet Harlech (135)

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Map reference SH 8001 2868
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


E43586

Cross Polarized, E43586

Plane Polarized, E43586

Plane Polarized, E43586