BGS mineralogy and petrology collection record

Sample number S17173
Sample Donor Thomas,H.H.; Wilson, J.S.G.;
Rock name 'Original entry: Cognate Xenolith, Consists Of Bytownite And Greenish Augite'
Stratigraphy Not entered
Comments Composite xenolithic sill (S. 17170-17178): bytownite-augite xenolith in basic portion; Memoir, p. 273; QJGS, Vol. 78, 1922, Plate VI, Fig. 5, p. 238
Locality details Rudh' a' Chromain, W of Carsaig
50k map sheet Mull (44)

View images in GeoScenic related to 'Mull'

View the geology near 'Mull'

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


S17173

Cross Polarized, S17173

Plane Polarized, S17173

Plane Polarized, S17173