BGS mineralogy and petrology collection record

Sample number S31473
Sample Donor Robertson,T.
Rock name 'Original entry: Mugearite'
Stratigraphy Not entered
Comments Mugearite 10-12 ft below basalt
Locality details Dolerite scarp, 400 yds S 76 deg W from summit of Roineval
50k map sheet Minginish (70)

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Map reference NG 415 350
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


S31473

Cross Polarized, S31473

Plane Polarized, S31473

Plane Polarized, S31473