BGS mineralogy and petrology collection record

Sample number E63473; COLLNOKB473;
Sample Donor Not entered
Rock name Dolerite (Synonymous With Microgabbro). 'Original entry: Dolerite'
Stratigraphy Not entered
Comments Intrusive in PHT, LRT & ends in BPF, some sulphides(GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE=F-g, sub-ophitic
Locality details Moel lefn-Moel yr ogof
50k map sheet Snowdon (119)

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Map reference SH 5537 4850
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


E63473

Cross Polarized, E63473

Plane Polarized, E63473

Plane Polarized, E63473