BGS mineralogy and petrology collection record

Sample number E10646; COLLNO47;
Sample Donor Blake,Professor
Rock name 'Original entry: Gabbro-Schist'
Stratigraphy Not entered
Comments see mem.geology of Anglesey Yr 1919 cf p 274-5 Hornblende, Diallage, Chlorite,. Survivals of Diallage in folliated mass of Amphibole [with second generation]
Locality details The same High Cry etc
50k map sheet Holyhead (93)

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Map reference SH 280 773
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


E10646

Cross Polarized, E10646

Plane Polarized, E10646

Plane Polarized, E10646