BGS mineralogy and petrology collection record

Sample number S24847; MR27025;
Sample Donor Eckford,R.
Rock name Porphyry. 'Original entry: Porphyry'
Stratigraphy Not entered
Comments porphyry, ,Collected by Prof W C Brvgger:36
Locality details Kolsaas, Baerum,surface exposure,Norway
50k map sheet Not entered
Map reference 50:55,10:30
Year collected 1964 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


S24847

Cross Polarized, S24847

Plane Polarized, S24847

Plane Polarized, S24847