BGS mineralogy and petrology collection record

Sample number E18234; E18234/A; COLLNO38/31;
Sample Donor Tonks, L.H.
Rock name 'Original entry: Calcareous Dolomite, Calcite'
Stratigraphy Not entered
Comments LOWER BEDDED LIMESTONE CALCAREOUS TYPE A's 10' IN LOG WOODSTAIN
Locality details A.R.P.TRENCH, NORTH AVENUE HARTON
50k map sheet Sunderland (21)

View images in GeoScenic related to 'Sunderland'

View the geology near 'Sunderland'

Map reference NZ 376 647
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


E18234

Cross Polarized, E18234

Plane Polarized, E18234

Plane Polarized, E18234


E18234/A

Cross Polarized, E18234/A

Plane Polarized, E18234/A

Plane Polarized, E18234/A