BGS mineralogy and petrology collection record

Sample number E54075
Sample Donor Harrison,R.K.
Rock name 'Original entry: Oolitic Ironstone'
Stratigraphy Not entered
Comments 0.9 m from top of Marlstone Rock Bed (Mid Lias). Pyritised oolite over Crandallite Oolite
Locality details Harston Qry. 1.4 Km 173 deg from Harston
50k map sheet Bourne (143)

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Map reference SK 843 305
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


E54075

Cross Polarized, E54075

Plane Polarized, E54075

Plane Polarized, E54075