BGS mineralogy and petrology collection record

Sample number RC376/4; M6925/1; TS972;
Sample Donor Not entered
Rock name Kimberlites. 'Original entry: Kimberlite'
Stratigraphy Not entered
Comments Hard blue kimberlite of the basaltic type with abundant olivine in various degrees of serpentisation occurring in large phenocrysts as well as in a later generation.Also phlogopite,garnet,colourless pyroxene and perovskite.
Locality details de Beers Mine,Kimberly
50k map sheet Not entered
Map reference Not entered
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions