BGS mineralogy and petrology collection record

Sample number S18925
Sample Donor Bailey, E.B.; Tait,D.;
Rock name 'Original entry: ?Mugearitic Basalt Tuff'
Stratigraphy Not entered
Comments Contct-altered; the rock is now a biotite hornfels; Memoir, p. 122
Locality details No. 25 lava, NW of Creag nam Fitheach
50k map sheet Mull (44)

View images in GeoScenic related to 'Mull'

View the geology near 'Mull'

Map reference NM 6639 2463
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


S18925

Cross Polarized, S18925

Plane Polarized, S18925

Plane Polarized, S18925