BGS mineralogy and petrology collection record

Sample number S16605
Sample Donor Tait,D.
Rock name 'Original entry: Anorthite-Sapphire Assemblage Of Aluminous Xenolith'
Stratigraphy Not entered
Comments Xenolith from sill, with anorthite and plum-coloured spinel; Memoir, p. 273; QJGS, Vol.78, 1922, Plate VIII, Fig. 6
Locality details Nuns' Pass & Rubh' a' Chromain
50k map sheet Mull (44)

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Map reference NM 522 203
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


S16605

Cross Polarized, S16605

Plane Polarized, S16605

Plane Polarized, S16605