BGS mineralogy and petrology collection record

Sample number S16609
Sample Donor Tait,D.
Rock name 'Original entry: Glassy Tholeiite'
Stratigraphy Not entered
Comments Xenolith from sill, skeleton spinels, large anorthites enclosing sapphire, and 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


S16609

Cross Polarized, S16609

Plane Polarized, S16609

Plane Polarized, S16609