BGS mineralogy and petrology collection record

Sample number S73529; COLLNONX1366;
Sample Donor Rock,N.M.S.
Rock name 'Original entry: 'Porphyrite''
Stratigraphy Not entered
Comments Over 25 m thick, trend NW; same as S. 200
Locality details Field, opposite side of A 713 from Shirmers Farm
50k map sheet Maxwelltown (9)

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Map reference NX 6582 7439
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


S73529

Cross Polarized, S73529

Plane Polarized, S73529

Plane Polarized, S73529