BGS mineralogy and petrology collection record

Sample number S20755
Sample Donor Anderson, E.M.
Rock name 'Original entry: Tholeiite'
Stratigraphy Not entered
Comments Xenolithic inclined sheet; Memoir, p. 273
Locality details 4000 ft N by W from Shiaba
50k map sheet Iona (43)

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View the geology near 'Iona'

Map reference NM 4377 2043
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


S20755

Cross Polarized, S20755

Plane Polarized, S20755

Plane Polarized, S20755