BGS mineralogy and petrology collection record

Sample number S14744
Sample Donor Wright, William Bourke (only Wright in Survey before 1935, prob. same as H B Wright above)
Rock name Not entered
Stratigraphy Not entered
Comments Needle Rock Mass (Tom Sleibhe)
Locality details On slope of Lon Ban
50k map sheet Mull (44)

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Map reference NM 6033 3775
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


S14744

Cross Polarized, S14744

Plane Polarized, S14744

Plane Polarized, S14744