BGS mineralogy and petrology collection record

Sample number E5846; COLLNO40;
Sample Donor Jones, O.T.
Rock name 'Original entry: Soda Rhyolite. Keratophyre'
Stratigraphy Not entered
Comments Boulder clay. Erratic.
Locality details 1.On flat, 800 Yds. NE. of Colby Moor Farm, 2 miles W. of Llanhaden and 3 miles NW. of Narberth.
50k map sheet Haverfordwest (228)

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Map reference SN 047 179
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


E5846

Cross Polarized, E5846

Plane Polarized, E5846

Plane Polarized, E5846