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Geology of the Northern Territory




Arnhem Province

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Arnhem Province

Lithology:
Sedimentary, metamorphic, igneous and volcanic: dolostone: greywacke, shale, granulite, amphibolite, felsic volcanic rock and granite.
 Arnhem Province
Epoch Min:
Palaeoproterozoic.
Epoch Max:
Palaeoproterozoic.
Age Min:
1830 Ma.
Age Max:
1870 Ma.
Summary:
An inlier of Palaeoproterozoic metasedimentary rock and granite, forming part of the North Australian Craton.
Relationship:
Unconformably overlain by the McArthur Basin and Carpentaria Basin.
Thickness:
N/A
Economic:
No major mineral occurrences.
Exploration:
Insufficient past exploration.
Metamorphism:
Greenschist to granulite facies.
Main Reference:

Rawlings DJ, Haines PW, Madigan TLA, Pietsch BA, Sweet IP, Plumb KA Krassay AA and Bajwah ZU. 1997. Arnhem Bay – Gove, Northern Territory (Second Edition). 1:250 000 geological map series explanatory notes, SD 53 - 3,4. Northern Territory Geological Survey, Darwin.