BGS mineralogy and petrology collection record

Sample number MR25510; COLLNOHM585;
Sample Donor Francis, J.G.; Macdonald,H.A.H.; Sanderson,R.W.;
Rock name 'Original entry: Limestone'
Stratigraphy Upper Cretaceous. Upper Cretaceous. Lower Chalk
Comments Hard coarse grey chalk..
Locality details Pitstone quarry (N face): (excavation for building 100 yds SE of cement plant.) 1000yds WNW of St.Mary's Church, Church End , Pitstone
50k map sheet Aylesbury (238)

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Map reference SP 934 152
Year collected 1961 
Bore name Not applicable
Confidentiality No restrictions