BGS mineralogy and petrology collection record

Sample number S74215; COLLNOGX949;
Sample Donor Mendum,J.R.
Rock name Diorite.
Stratigraphy Not entered
Comments Feldspathic porphyritic diorite
Locality details Northern part of Milltown Burn
50k map sheet Tomintoul (75)

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Map reference NJ 2619 1218
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


S74215

Cross Polarized, S74215

Plane Polarized, S74215

Plane Polarized, S74215