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Results of a chemical analysis for possible bromine present in halite samples taken from the drill core and cuttings of Wilkinson 1.
XRF analyses of 25 selected samples of halite interbedded with Early Cambrian strata, which had been taken from stored Wilkinson 1 drill core and cuttings, returned a maximum value for contained bromine of 470 ppm Br. This result was not of enough...-
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Published: 09 Sep 1982
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Watson Siding (South). Progress and final reports to licence surrender for the period 11/12/81 to 10/10/82.
In a search for possible concealed Olympic Dam type base metal deposits within an area located 80 km north-west of Yalata, the licensee investigated several previously identified contiguous magnetic and gravity anomalies by performing ground magnetic...-
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Published: 16 Dec 1982
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Mount Willoughby, Marla, Nicholson Hill, Hope, Manya, Emu, Moorefield, Lake Meramangye, Dingo Claypan and Alinya (Officer Basin). Progress, technical and partial relinquishment reports for the period 20/8/1980 to 19/8/1985.
TRONA EXPLORATION: Of the 9 rotary/diamond holes drilled, only the first, Meramangye 1, intersected a unit equivalent to the Observatory Hill Beds, which was the target horizon for trona. Drillholes Manya nos 2-6 and Marla 7 intersected Cambrian red...-
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RB 80/00022 Marla-1A, Marla-1B well completion report. Report no. 5 of the Officer Basin study group.
Marla 1A and 1B reached 215.30 metres and 379.40 metres respectively, penetrating aeolian sands overlying the Bulldog Shale, Cadna-owie Formation an d Observatory Hill Beds. In contrast to Byilkaoora 1, oil shows and calcite pseudomorphs after...-
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Published: 01 May 1980
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RB 87/00094 Ooldea 3. Well completion report and tectonic modelling.
Ooldea 3 diamond drillhole is located on the western margin of the Gawler Craton where thin Tertiary (ca. 16 metres) and Palaeozoic (ca. 75 metres) sediments, of the Eucla and Officer Basins respectively, overlie Archaean to Early Proterozoic basement...-
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Published: 01 Aug 1987
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RB 88/00010 Maralinga Lands - 1987 drilling.
Seven wells were drilled in the Oak Valley area. One well drilled at the airstrip yielded 3 L/s of 74 000 mg/L water, a quality that is only suitable to use for compaction. Three wells drilled close to swamps located west of Oak Valley gave low yields...-
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Published: 01 Mar 1988
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RB 86/00057 Petrography of specimens from diamond drillhole OBD12 at Observatory Hill.
OBD12 was designed by Western Mining Corp. to define the Cambrian sequence underlying its EL 640. Lithologies of drill core examined in thin section include siltstone, sandstone, paraconglomerate and, from 473 m, basement gneiss.-
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Published: 01 Jul 1986
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RB 87/00058 Observatory Hill 1 well completion report, and geology of adjacent Observatory Hill Formation.
SADME stratigraphic drill hole, Observatory Hill 1, was located 270 km west of Coober Pedy to fully core the Observatory Hill Formation type section and the prognosed lithologies below it. The type section as intersected was successfully correlated...-
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Published: 01 May 1987
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RB 78/00152 Murnaroo 1. Well completion report.
During September-December 1976, Murnaroo 1 was drilled by the SA Department of Mines to TD 627.5 m near Observatory Hill in the central southern part of the Officer Basin, to investigate the local subsurface stratigraphy and economic potential, and...-
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Published: 01 Jul 1979
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RB 78/00154 Stuart Creek agate deposit.
Agate or banded chert nodules weather out of the Cambrian Andamooka Limestone over an area of several square kilometres south of the Stuart Creek Opal field. In places the agate nodules are concentrated into extensive deflation lag gravels. Banding is...-
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Published: 01 Jan 1978
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RB 84/00082 Strained and unstrained quartz in the Cambrian Observatory Hill beds in Murnaroo no. 1 - A means of subsurface correlation in the Officer Basin.
Following credible and internally consistent correlation between the wells SMD5001 and SMD5002 the method using strained and unstrained quartz was extended to Murnaroo 1. Stratigraphic subdivisions were suggested which transcended local lithological...-
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Published: 01 Oct 1984
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RB 79/00157 Cambrian alkali playa-lacustrine sequence in the northeastern Officer Basin, South Australia.
Byilkaoora 1, a stratigraphic well drilled in the northeastern part of the Officer Basin in South Australia, intersected aeolian and fluvial sandstones and mudstones overlying 224 m of fine-grained, dolomitic, calcareous and argillaceous sediments...-
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Published: 01 Jan 1980
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RB 80/00079 Lithologies and interpretations of the Observatory Hill Beds, Marla 1A and 1B.
A detailed description and interpretation of the carbonate lithologies present in drill cores recovered from two recently completed SADME stratigraphic wells have revealed that the Observatory Hill Beds in the Marla area were deposited in a shallow...-
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Published: 01 May 1980
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RB 79/00055 Petrographic study of the sediments in seven Officer Basin stratigraphic wells.
Core and cuttings from 7 stratigraphic wells in the Officer Basin were examined principally to develop a depositional model for sediments of pre-Permian age. Evidence from 6 of the wells suggests that an epeiric environment prevailed during ?Cambrian...-
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Published: 01 Jan 1979
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RB 79/00088 Wilkinson 1. Well completion report.
Wilkinson 1 stratigraphic well was drilled by the SA Department of Mines and Energy in mid-1978, about 250 km south-west of Coober Pedy, in the Tallaringa Trough. Here a thick section of Cambrian claystones, limestones and evaporites, at least 594 m...-
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Published: 01 Oct 1979
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RB 80/00010 Oil geochemistry and assessment of hydrocarbon source potential of Cambrian and Devonian rocks, Officer Basin, South Australia.
Oil shows in the Observatory Hill Beds in Byilkaoora 1 occur in a non-marine, alkaline playa lake sequence. Geochemical analysis suggests that they are immature and belong to 2 primary genetic families. The less altered oils are quite unlike...-
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Published: 01 May 1980
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Evaporites in the Officer Basin.
The Officer Basin covers about 300,000 square km and is largely concealed beneath sediments of the Gibson and Great Victoria deserts in western and southern Australia. Approximately two-thirds of the Officer Basin lies in Western Australia....-
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Published: 07 Jan 1998
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Byilkaoora 1. Test reports.
Contains various detailed source rock analysis reports on drill core samples from the oil-bearing interval in the well.-
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Published: 17 Jun 1981
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Sedimentology of the Ouldburra Formation (Early Cambrian), northeastern Officer Basin.
The Ouldburra Formation (Early Cambrian) is a newly defined sequence of carbonates, mixed carbonate/siliciclastics and evaporites in the northeastern Officer Basin, northern South Australia. Deposition took place during the late stages of...-
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Exploration of PEL 23 and PEL 30, eastern Officer Basin, South Australia, 1983-1988.
This licence relinquishment report includes a description of regional stratigraphy and summary of exploration seismic interpretation and drilling results. The quality and distribution within (and projected outside of) PELs 23 and 30 of the source...-
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