BGS mineralogy and petrology collection record

Sample number S83922; COLLNOGX1398;
Sample Donor Mendum,J.R.
Rock name Porphyry. 'Original entry: Porphyry'
Stratigraphy Not entered
Comments Feldspar porphyry
Locality details NW end of the Dounalt
50k map sheet Balmoral (65)

View images in GeoScenic related to 'Balmoral'

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Map reference NO 2420 7632
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


S83922

Cross Polarized, S83922

Plane Polarized, S83922

Plane Polarized, S83922