BGS mineralogy and petrology collection record

Sample number S74313; COLLNOGX879;
Sample Donor Mendum,J.R.
Rock name Diorite.
Stratigraphy Not entered
Comments Sheared, chloritised, biotite diorite, ?fault(Late Caledonian, ?Devonian, intrusive)
Locality details 370m at 032 degrees from Letteraitten
50k map sheet Tomintoul (75)

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Map reference NJ 0994 1797
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


S74313

Cross Polarized, S74313

Plane Polarized, S74313

Plane Polarized, S74313