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RB 80/00026 Opal in South Australia.
Enlarged written version of a talk on the geology of opal, its occurrence and mining methods prepared for public presentation.-
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Published: 01 May 1980
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Eastern Officer Basin technical assessment.
This technical assessment of petroleum prospectivity and attendant exploration risk for the eastern Officer Basin was prepared by SAOGC staff to help management decide the merits or otherwise of making a PEL application for vacant acreage gazetted by...-
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1974 seismic survey, Everard, final report.
AIM:The 1974 Everard Seismic Survey consisted of a detailed grid of 103 km over the Munyarai prospect, and a regional tie line of 54 km with outcrops at the rim of the Officer Basin, to investigate the possibility of a prospective Ordovician sequence...-
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Burial history of the eastern Officer Basin, South Australia.
Burial history analysis of the structurally complex eastern Officer Basin region was performed using data from petroleum, trona exploration and stratigraphic wells, seismic upholes, coal drillholes and selected seismic sections, to construct isopachs...-
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Bull 003 The Geology of the County of Jervois, and of Portions of the Counties of Buxton and York, with Special Reference to Underground Water Supplies.
The extension of railways through Eyre's Peninsula, and the opening up of the country to agricultural settlement has made the problem of water supply a matter of grave concern to the Government of South Australia. Large centrally situated reservoirs,...-
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RB 72/00121 Explanatory Notes for the EVERARD 1:250 000 geological map.
Pronounced positive and negative geophysical anomalies on EVERARD represent the crystalline Musgrave Block in the north, a basement trough more than 4 km in depth that flanks the Musgrave Block to the south, and the crystalline Ammaroodinna Inlier to...-
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Published: 03 Jul 1972
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HandBk 005 - Opal: South Australia's Gemstone. Barnes L.C. et al. (1992 revised edition)
South Australia's famous desert opalfields supply about 80% of the world output of precious opal, with current production coming almost entirely from the major fields at Andamooka, Coober Pedy and Mintabie, each of which is expected to increase output...-
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RB 90/00073 Mintabie Opalfield mining and geology.
Mintabie Opalfield, one of the most important production centres in Australia, was discovered in the early 1920s but mining only began in earnest in 1976. Precious opal is confined to Mintabie beds, a kaolinitic sandstone of presumed Ordovician Age,...-
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Published: 01 Nov 1990
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ExpNotes EVERARD: Explanatory Notes EVERARD
There is no abstract created for this record-
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