BGS mineralogy and petrology collection record

Sample number S17175
Sample Donor Thomas,H.H.; Wilson, J.S.G.;
Rock name 'Original entry: Siliceous Xenolith'
Stratigraphy Not entered
Comments Composite xenolithic sill (S. 17170-17178): xenolith of fused feldspathic quartzite in basic portion; Memoir, p. 273
Locality details Rudh' a' Chromain, W of Carsaig
50k map sheet Mull (44)

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Map reference NM 5238 2024
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


S17175

Cross Polarized, S17175

Plane Polarized, S17175

Plane Polarized, S17175