BGS mineralogy and petrology collection record

Sample number S3641
Sample Donor Geikie,A.
Rock name 'Original entry: Sheared Grit'
Stratigraphy Not entered
Comments Greywacke (highest part of sheared zone)
Locality details Loch Vennachar
50k map sheet Loch Lomond (38)

View images in GeoScenic related to 'Loch Lomond'

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Map reference NN 5 0
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


S3641

Cross Polarized, S3641

Plane Polarized, S3641

Plane Polarized, S3641