BGS mineralogy and petrology collection record

Sample number MR21475
Sample Donor Not entered
Rock name Clay (Undifferentiated). 'Original entry: Treated Clay (From Series Mr21475 To 21510)'
Stratigraphy Ryazanian. Wealden Group.
Comments Treated clay (from series MR21475 to 21510),Weald Clay,Cretaceous,clay,Collected byRoad Research Laboratory 1 XRD films X1497A, 1499 I, III; 1558A, B
Locality details North Holmwood,
50k map sheet Reigate (286)

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Map reference TQ 166 474
Year collected 1958 
Bore name Not applicable
Confidentiality No restrictions