BGS mineralogy and petrology collection record

Sample number MR30299
Sample Donor Worssam,B.C.G.
Rock name Illite-Clay. 'Original entry: Illite Clay'
Stratigraphy Miocene.
Comments Illite clay, Burdigalian, Lower Miocene,Collected by B C Worssam:
Locality details Small exposure on hillslope on S side of, and near E end of Plateau of Gergovia, 7km SSE of Clermont Ferrand anda little over 0.5km N of village of Gergovie. France 1:80000 Sheet 166 (Clermont).,surface exposure,From channel 150ft deep in O
50k map sheet Not entered
Map reference 45:44,3:8
Year collected 1968 
Bore name Not applicable
Confidentiality No restrictions