BGS mineralogy and petrology collection record

Sample number S30303
Sample Donor Phemister,J.
Rock name 'Original entry: Basic Porphyrite'
Stratigraphy Not entered
Comments Basic porphyrite, porphyritic andesine tending to lamprophyre, P
Locality details Boundary fence 200 yards SE of triangulation point on Ewe Hill
50k map sheet Sanquhar (15)

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Map reference NS 659 004
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


S30303

Cross Polarized, S30303

Plane Polarized, S30303

Plane Polarized, S30303