BGS mineralogy and petrology collection record

Sample number E11438
Sample Donor Barrow, G.
Rock name 'Original entry: Mica-Schist (Albitic) Sheet 94'
Stratigraphy Not entered
Comments Sheared igneous
Locality details Patch of igneous rock in little Qy., Sunday School
50k map sheet Caernarfon (105)

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Map reference SH 504 699
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


E11438

Cross Polarized, E11438

Plane Polarized, E11438

Plane Polarized, E11438