BGS mineralogy and petrology collection record

Sample number E10738; COLLNO139;
Sample Donor Blake,Professor
Rock name 'Original entry: Granite'
Stratigraphy Not entered
Comments see mem. Geology of Anglesey pp 334-5 Quartz Alkali-feldspar [largely albite] White-mica Mona Complex Plutonic Intrusion
Locality details S. of Tracth Dulas
50k map sheet Holyhead (93)

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Map reference SH 484 881
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


E10738

Cross Polarized, E10738

Plane Polarized, E10738

Plane Polarized, E10738