BGS mineralogy and petrology collection record

Sample number S52400; COLLNODL216;
Sample Donor Dearnley,R.
Rock name 'Original entry: Melanocratic Micromonzodiorite Wall Boulder - Local'
Stratigraphy Not entered
Comments Melanocratic micromonzodiorite wall boulder - local
Locality details Footbridge Polnonochan road cut
50k map sheet Glen Roy (63)

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Map reference NH 282 008
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


S52400

Cross Polarized, S52400

Plane Polarized, S52400

Plane Polarized, S52400