BGS mineralogy and petrology collection record

Sample number S33730
Sample Donor Richey, James E.
Rock name 'Original entry: Psammitic Gneiss'
Stratigraphy Not entered
Comments Psammitic gneiss in contact with hornblendic; sub-Moine
Locality details 1300 yds W 32 deg N of Lettermorar
50k map sheet Arisaig (61)

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Map reference NM 7230 9048
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


S33730

Cross Polarized, S33730

Plane Polarized, S33730

Plane Polarized, S33730