BGS mineralogy and petrology collection record

Sample number S78805; COLLNOTY86;
Sample Donor Redwood, S.D.
Rock name Felsite. 'Original entry: Quartz Porphyry'
Stratigraphy Not entered
Comments Feldspar quartz porphyry dyke
Locality details Shanquhar Quarry
50k map sheet Huntly (86W)

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Map reference NJ 5487 3638
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


S78805

Cross Polarized, S78805

Plane Polarized, S78805

Plane Polarized, S78805