BGS mineralogy and petrology collection record

Sample number E10656; COLLNO57;
Sample Donor Blake,Professor
Rock name 'Original entry: Basalt'
Stratigraphy Not entered
Comments see mem. Geology of Anglesy pp 440-2:530-1 Similar but no Phenocrypsts.R?? P11? Arre?? Partly rep?? See loose sheet Palaeozoic Intrusions
Locality details Same as for E 10655 Llyan Trefwll W. shore [the green stone]
50k map sheet Holyhead (93)

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Map reference SH 321 769
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


E10656

Cross Polarized, E10656

Plane Polarized, E10656

Plane Polarized, E10656