BGS mineralogy and petrology collection record

Sample number E18926; E18926/A; COLLNOJHT64;
Sample Donor Taylor,J.H.
Rock name Hydroxides And Oxides Of Iron. 'Original entry: Ferruginous Limestone'
Stratigraphy Middle Jurassic. Northampton Ironstone.
Comments limonitic oolite, partially limonitised oolite with limonite groundmass 2 ft from top of Northampton Ironstone
Locality details Desborough Pit pit besides Desborough Grange
50k map sheet Market Harborough (170)

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Map reference SP 806 841
Year collected
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E18926

Cross Polarized, E18926

Plane Polarized, E18926

Plane Polarized, E18926


E18926/A

Cross Polarized, E18926/A

Plane Polarized, E18926/A

Plane Polarized, E18926/A