Shallow drilling of a poorly exposed diatomaceous siltstone deposit 7 km north of Parrakie Siding (11 holes, total penetration 45.4 m) failed to disclose significant diatomite.

Evaluation of known Tertiary sedimentary diatomite occurrences in the central Murray Mallee was carried out by Agricola Mining Pty Ltd on three prospects located near Geranium. Rotary drilling, with variable recovery sections of bottomhole diamond...