BGS mineralogy and petrology collection record

Sample number E13382; COLLNO16;
Sample Donor Matley, C.A
Rock name 'Original entry: Crushed Cherty Quartzite'
Stratigraphy Not entered
Comments Gyddel Beds. Banded albite dust rocks.
Locality details Mynydd Mawr. SW. slope.
50k map sheet Aberdaron and Bardsey Island (133)

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Map reference
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


E13382

Cross Polarized, E13382

Plane Polarized, E13382

Plane Polarized, E13382