EXPLORATION
PROJECTS
Oban prospect
The Oban uranium prospect is hosted by an extensive bed of Tertiary
sand unlike the lateral confinement of a palaeovalley setting. More
than 150 drillholes were completed by Marathon Petroleum Australia
Limited in the early 1980s with a best result of 3 metres grading
0.12% U3O8. Paladin Resources Ltd carried out additional drilling
in the area in the late 1990s. The mineralisation which occurs at
80-90 metres depth was found to consist of higher grade uranium
concentrations which are generally thin (<1 metre), commonly
surrounded by thicker zones of lower grade. The mineralisation is
discontinuously developed over 1-2 km in a carbonaceous and pyritic
sand unit. It has typical roll front characteristics. The drilling
coverage is still comparatively sparse and there remains good scope
to identify richer zones and extensions to the known uranium mineralisation
in the vicinity.
In accordance with the proposed programme and budget, funds will
be directed towards compiling existing data on a 3D basis followed
by drilling in the general vicinity of earlier encouraging drillholes.
Initially the drilling budget will be modest, but will be expanded
as required if early encouragement is achieved.
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