BGS mineralogy and petrology collection record

Sample number E9294; COLLNO9;
Sample Donor Matley, C.A
Rock name Dolerite (Synonymous With Microgabbro). 'Original entry: Olivine Dolerite'
Stratigraphy Not entered
Comments 9' Dolerite dyke. ? Picrite.
Locality details Ogof-Hir, Bardsey Island.
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


E9294

Cross Polarized, E9294

Plane Polarized, E9294

Plane Polarized, E9294