BGS mineralogy and petrology collection record

Sample number E8383
Sample Donor Butler,A.J.
Rock name Trachytic-Rock. 'Original entry: Keratophyre'
Stratigraphy Not entered
Comments Porphyritic albite
Locality details Garn Bodmin, W of Pwllheli
50k map sheet Pwllheli (134)

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Map reference
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions