BGS mineralogy and petrology collection record

Sample number S29445
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Contact Altered Microdiorite'
Stratigraphy Not entered
Comments Contact altered microdiorite, dark grey fine grey rock (?igneous) with pink veinlet probably facies of variable intrusion
Locality details Gareland Burn right bank 1180 yards N 12 deg E of triangulation point at 1535 feet on Kirklea
50k map sheet Sanquhar (15)

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Map reference NS 774 195
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


S29445

Cross Polarized, S29445

Plane Polarized, S29445

Plane Polarized, S29445