BGS mineralogy and petrology collection record

Sample number E24198; COLLNO60;
Sample Donor Eyles,V.A.
Rock name Tuff. 'Original entry: Crystal Vitric Tuff'
Stratigraphy Not entered
Comments ?Rhyolite
Locality details Parc Mine: Principal Lode: Hanging wall 6"-9" from side
50k map sheet Bangor (106)

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Map reference SH 780 597
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


Cross Polarized, E24198

Plane Polarized, E24198

Plane Polarized, E24198