BGS mineralogy and petrology collection record

Sample number S8819
Sample Donor Wilson, J.S.G.
Rock name 'Original entry: Hornblende-Biotite Porphyrite'
Stratigraphy Not entered
Comments Centre of 30 ft dyke
Locality details At spot ht 1250 ft, Ben Nevis Road
50k map sheet Ben Nevis (53)

View images in GeoScenic related to 'Ben Nevis'

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Map reference NN 1410 7177
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


S8819

Cross Polarized, S8819

Plane Polarized, S8819

Plane Polarized, S8819