BGS mineralogy and petrology collection record

Sample number E334
Sample Donor Ward, J.C.
Rock name Ash (Tephra). 'Original entry: Ash'
Stratigraphy Not entered
Comments Not entered
Locality details SW side of Rhobell
50k map sheet Harlech (135)

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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


E334

Cross Polarized, E334

Plane Polarized, E334

Plane Polarized, E334