BGS mineralogy and petrology collection record

Sample number S16606
Sample Donor Tait,D.
Rock name 'Original entry: Anorthite-Sapphire Assemblage'
Stratigraphy Not entered
Comments Xenolith from sill, with anorthite and sapphire, invaded and brecciated by tholeiitic matter; Memoir, p. 273
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


S16606

Cross Polarized, S16606

Plane Polarized, S16606

Plane Polarized, S16606