BGS mineralogy and petrology collection record

Sample number S54091
Sample Donor Mykura,W.
Rock name 'Original entry: Fine-Grained Ophitic Dolerite Or Basalt'
Stratigraphy Not entered
Comments Hard black N-S trending dyke
Locality details Smirri Geo, N 10 deg N of lighthouse
50k map sheet Fair Isle (123)

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Map reference HZ 197 701
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


S54091

Cross Polarized, S54091

Plane Polarized, S54091

Plane Polarized, S54091