BGS mineralogy and petrology collection record

Sample number E20486; COLLNORB1722;
Sample Donor Road Board
Rock name Trachytic-Rock. 'Original entry: Quartz Keratophyre'
Stratigraphy Not entered
Comments Not entered
Locality details Carningsli Quarry, on the SE. side of Carningsli Mt. 1.75 miles from the Newport end of the Newport-Dolranog Rd, Newport.
50k map sheet Fishguard (210)

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Map reference SN 070 375
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, E20486

Plane Polarized, E20486

Plane Polarized, E20486