BGS mineralogy and petrology collection record

Sample number E10652; COLLNO53;
Sample Donor Blake,Professor
Rock name 'Original entry: Ophicalcite'
Stratigraphy Not entered
Comments see mem. Geology of Anglesy p 272 Some minerals original structures almost obliterated but seems to have been a banded Dunite Mona Complex Plutonic intrusions
Locality details Same locality as E10651 Cruglas
50k map sheet Holyhead (93)

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Map reference SH 294 783
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


E10652

Cross Polarized, E10652

Plane Polarized, E10652

Plane Polarized, E10652