The Arckaringa Basin is an
endorheic basin
An endorheic basin ( ; also endoreic basin and endorreic basin) is a drainage basin that normally retains water and allows no outflow to other external bodies of water (e.g. rivers and oceans); instead, the water drainage flows into permanent ...
in Australia. It is in size and is located in
South Australia
South Australia (commonly abbreviated as SA) is a States and territories of Australia, state in the southern central part of Australia. With a total land area of , it is the fourth-largest of Australia's states and territories by area, which in ...
.
The basin surrounds the town of
Coober Pedy in northern South Australia. It located in the north of the
Gawler Block.
Structure
The basin structure features an elevated central platform. There are both glacigene sediments deposited in the upper Carboniferous and Permian coal measures which are mostly covered by Mesozoic sediments.
The Boorthana Formation in the east bears
diamictite
Diamictite (; from Ancient Greek (): 'through' and (): 'mixed') is a type of lithified sedimentary rock that consists of nonsorted to poorly sorted terrigenous sediment containing particles that range in size from clay to boulders, suspended ...
.
The eastern boundary of the basin contain some outcrops of pavements which prove
glaciation
A glacial period (alternatively glacial or glaciation) is an interval of time (thousands of years) within an ice age that is marked by colder temperatures and glacier advances. Interglacials, on the other hand, are periods of warmer climate be ...
.
Infills in the Arckaringa Basin are dominated by
mass flow deposits.
Resources
Reports as of February 2013 estimate that the oil-bearing shale of the basin may contain between of
petroleum
Petroleum, also known as crude oil or simply oil, is a naturally occurring, yellowish-black liquid chemical mixture found in geological formations, consisting mainly of hydrocarbons. The term ''petroleum'' refers both to naturally occurring un ...
or petroleum equivalent.
"$20 Trillion Shale Oil Find Surrounding Coober Pedy 'Can Fuel Australia,'"
''The Advertiser'' (Adelaide, Australia), January 24, 2013, www.adelaidenow.com.au/
Footnotes
Further reading
* Adam Taylor
"Shale Oil Bonanza Reaches Australia With '$20 Trillion' Discovery,"
''Business Insider,'' January 24, 2013.
Sedimentary basins of Australia
Geology of South Australia
Energy in South Australia
Far North (South Australia)
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