BGS mineralogy and petrology collection record

Sample number E19430; MR17473; COLLNONEW2492;
Sample Donor Burnett, G.
Rock name 'Original entry: Dolerite'
Stratigraphy Not entered
Comments Whin Sill (4ft6in) intruded into dark shale between 38fms 3ft 6in and 39fms 2ft from surface Upper contact with shale Upper Lst. Group Middle of sill
Locality details No.6 (1941) Walridge (Wallridge) Boring
50k map sheet Morpeth (14)

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Map reference NZ 06112 76660
Year collected Not entered 
Bore name Wallridge 6
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E19430

Cross Polarized, E19430

Plane Polarized, E19430

Plane Polarized, E19430