BGS mineralogy and petrology collection record

Sample number E61459; COLLNOCL88/356;
Sample Donor Bates, D.
Rock name 'Original entry: Tourmalinite'
Stratigraphy Not entered
Comments Feldspathic Sst. with tourmalinite
Locality details Site 64, 950 m ENE of Trig Pt. on Garn Fadryn
50k map sheet Pwllheli (134)

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Map reference SH 2876 3549
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


E61459

Cross Polarized, E61459

Plane Polarized, E61459

Plane Polarized, E61459