BGS mineralogy and petrology collection record

Sample number S14732
Sample Donor Wright, William Bourke (only Wright in Survey before 1935, prob. same as H B Wright above)
Rock name 'Original entry: Xenolith In Augite Diorite'
Stratigraphy Not entered
Comments Needle Rock Mass (Tom Sleibhe); Memoir, p. 219
Locality details In stream 0.625 mile a little S of E of trig pt 1337 ft Beinn nan Lus
50k map sheet Mull (44)

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Map reference NM 6026 4032
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


S14732

Cross Polarized, S14732

Plane Polarized, S14732

Plane Polarized, S14732