BGS mineralogy and petrology collection record

Sample number S10174
Sample Donor Wilkinson, S.B.
Rock name 'Original entry: Porphyrite'
Stratigraphy Not entered
Comments Much decomposed
Locality details 0.5 mile due S of Tom na Pioghaide, Jura
50k map sheet Kilmartin (36)

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Map reference NR 661 934
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


S10174

Cross Polarized, S10174

Plane Polarized, S10174

Plane Polarized, S10174