BGS mineralogy and petrology collection record

Sample number UG6944; RC970/4;
Sample Donor Not entered
Rock name Pegmatite. 'Original entry: Garnet, Microlite-Tantalite'
Stratigraphy Not entered
Comments Crushed sample & concentrates of sand with red-brown garnets & microlite-tantalite (?<10%). From hanging wall & foot wall of pegmatite, mostly hanging wall. Also some columbite with important Ta, Fe, Mn, Ca, Zn (Ca possibly microlite impurity). UG 6944
Locality details Tantalite. Benson III pegmatite, Mtoko, Rhodesia.
50k map sheet Not entered
Map reference Not entered
Year collected
Bore name Not applicable
Confidentiality No restrictions