Irindina Province

Lithology:

Metamorphic: metasedimentary and metaigneous gneiss, quartzite, mafic amphibolite and felsic migmatite.

Irindina Province

Epoch Min:

Palaeozoic.

Epoch Max:

Neoproterozoic.

Age Min:

460 Ma.

Age Max:

1000 Ma.

Summary:

Forms part of the Arunta Region. A Neoproterozoic to Cambrian fault-bounded metasedimentary and igneous province that formed a deep depocentre within the Centralian Superbasin and was metamorphosed in the Ordovician.

Relationship:

Faulted contact with the Palaeo-Neoproterozoic Aileron Province. Unconformably overlain by the Mesozoic Eromanga Basin.

Thickness:

N/A

Economic:

Hosts Ni-Cu sulphide mineralisation, Cu (± cobalt, zinc) prospects and pegmatite-hosted REE(-U) occurrences.

Metamorphism:

Granulite to amphibolite facies.

Main Reference:

Scrimgeour IR, 2013. Chapter 29: Irindina Province: in Ahmad M and Munson TJ (compilers) ‘Geology and Mineral Resources of the Northern Territory’. Northern Territory Geological Survey, Special Publication 5

Last updated: 09 May 2016

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