BGS mineralogy and petrology collection record

Sample number E10649; COLLNO50;
Sample Donor Blake,Professor
Rock name 'Original entry: Actimolite Epidosite'
Stratigraphy Not entered
Comments see mem. Geology of Anglesy p 273 Foliated amphibole with aggrgates of Epidote Probable same aureole Mona Complex Plutonic intrusions
Locality details Railway cutting W. of Llyn P?lyn
50k map sheet Caernarfon (105)

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Map reference SH 32 74
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


E10649

Cross Polarized, E10649

Plane Polarized, E10649

Plane Polarized, E10649