BGS mineralogy and petrology collection record

Sample number S43932; COLLNOYS35;
Sample Donor Armstrong,M.
Rock name 'Original entry: Purple Brown Sandstone'
Stratigraphy Not entered
Comments Purple brown sandstone
Locality details R Knaik, 480 yds NNE from bridge at Braco
50k map sheet Stirling (39)

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Map reference NN 8370 1033
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


S43932

Cross Polarized, S43932

Plane Polarized, S43932

Plane Polarized, S43932