BGS mineralogy and petrology collection record

Sample number E9106; COLLNO23;
Sample Donor Matley, C.A
Rock name 'Original entry: Hornblende Granite'
Stratigraphy Not entered
Comments Gneissic type of hornblendic granite.
Locality details Llangwnadl stream, near Old Mill.
50k map sheet Aberdaron and Bardsey Island (133)

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Map reference
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


E9106

Cross Polarized, E9106

Plane Polarized, E9106

Plane Polarized, E9106