BGS mineralogy and petrology collection record

Sample number E54887; COLLNODS659;
Sample Donor Smith,D.B.
Rock name 'Original entry: ? Anhydrite'
Stratigraphy Not entered
Comments Anhydrite and argillaceous dolomite or siltstone.
Locality details Halnaby BH. NW. of Halnaby Hall, Croft.
50k map sheet Richmond (41)

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Map reference NZ 2607 0717
Year collected Not entered 
Bore name Halnaby Bh. 330 M. Nw. Of Halnaby Hall, Croft.
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E54887

Cross Polarized, E54887

Plane Polarized, E54887

Plane Polarized, E54887