BGS mineralogy and petrology collection record

Sample number S33739
Sample Donor Richey, James E.
Rock name 'Original entry: Permeation Hornblendic Gneiss'
Stratigraphy Not entered
Comments Permeation hornblendic gneiss, sub-Moine
Locality details 0.75 mile S 10 deg W of Lettermorar
50k map sheet Arisaig (61)

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Map reference NM 7303 8870
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


S33739

Cross Polarized, S33739

Plane Polarized, S33739

Plane Polarized, S33739