BGS mineralogy and petrology collection record

Sample number S16607
Sample Donor Tait,D.
Rock name 'Original entry: Junction Of Tholeiite With A Mass Of Anorthite Crystals, Full Of Sillimanite Needles'
Stratigraphy Not entered
Comments Junction of tholeiite with a mass of anorthite crystals, full of sillimanite needles and containing spinel; 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


S16607

Cross Polarized, S16607

Plane Polarized, S16607

Plane Polarized, S16607