BGS mineralogy and petrology collection record

Sample number S30317
Sample Donor Phemister,J.
Rock name 'Original entry: Acid Hornblende Porphyrite'
Stratigraphy Not entered
Comments Acid hornblende porphyrite, fP or P
Locality details Cairn Burn, 770 yards W 5 deg N of Dunduff
50k map sheet Sanquhar (15)

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Map reference NS 802 022
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


S30317

Cross Polarized, S30317

Plane Polarized, S30317

Plane Polarized, S30317