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RB 80/00056 Report on the relinquished areas of EL 280, outside the area of EL 434.
Report summarises drilling and geology. Regional drilling programme included rotary drilling near Lock coal deposit. Only P21 intersected coal.-
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Published: 01 Aug 1980
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RB 79/00093 Lock Coalfield hydrogeological study - Progress report no. 1 (Volume 1 of 2).
Hydrogeological investigations undertaken by SADME at the Lock Coalfield have shown that significant aquifer systems occur above and beneath the coal, and that the coal itself has negligible permeability. Permeability of both aquifers is low,...-
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Published: 01 Jan 1979
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Venus Bay. Progress reports and final report to licence full surrender, for the period 9/1/1991 to 9/7/1992.
TARGET: Diamonds in 3 areas, one west of Lock, another east of Elliston, and the third surrounding Venus Bay. EXPLORATION: Heavy mineral sampling, airborne magnetic and multichannel radiometric surveys, ground magnetic surveys, and selected anomaly...-
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Lock. Progress and final reports for the period 20/8/79 to 14/9/84.
A large coalfield exists in the Polda Basin, west of Lock, on central Eyre Peninsula. One Jurassic coal deposit in the Polda Formation and 2 discrete Tertiary deposits have been recognized, containing reserves of over 300 million tonnes of Jurassic...-
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Published: 26 Sep 1984
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Final drilling report - CRAE boreholes 83KD1 and 83KD1A.
The intersection of massive halite in the ?Lower Palaeozoic sequence in Occidental Petroleum's Mercury 1 wildcat oil exploration well drilled in the offshore Polda Basin generated interest in the Tuckey area onshore for potash associated with similar...-
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Kolballa. Progress reports and final report to licence full surrender, for the period 31/8/1990 to 15/7/1992.
TARGET: (Stockdale) Diamonds in the Elliston region, related to possible kimberlite primary sources that may be associated with the deep-seated Polda Trough structural feature; (BHP) Mineral sands in Tertiary sediments. EXPLORATION: Stockdale...-
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McLachlan, Tuckey, Sheringa and Lock. Joint progress reports and joint final report to licences' joint expiry/full surrender, for the period 8/7/1980 to 17/4/1985.
In mid-1980, CRA Exploration took out four mineral tenements in the Polda Basin area of western Eyre Peninsula to explore for Tertiary and Jurassic lignites and also for possible Permian sub-bituminous coal. Interest in this area had been generated by...-
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Published: 25 Mar 1985
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Combined report on the full surrender of Sheringa EL 688 and partial surrenders for McLachlan EL 670 and Tuckey EL 687, Polda Basin, South Australia, 17th May 1982.
Relinquishment of parts of the licenses held in the Lock, Tuckey and Tooligie area was made following drilling (31 holes totalling 2 960 metres) to investigate lignite occurrence in the Polda Basin. Possible reserves of Jurassic and Eocene coals in...-
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Published: 01 Jan 1982
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Elliston, western Eyre Peninsula. Annual reports and final report to licence full surrender, for the period 21/2/1996 to 23/12/1998.
Diamond, gold and platinum group element (PGE) exploration activities carried out within an area of known kimberlitic and lamproitic intrusive rocks east of Elliston comprised aircore drilling (23 holes, total 1188 metres), addressing 17 out of 36...-
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Venus Bay. Third partial surrender report, for the period 27/7/1994 to 26/1/1998.
Diamond and gold exploration undertaken on the two relinquished ground portions located north-west and east of Venus Bay on Eyre Peninsula, which total 530 square km in area, have comprised heavy mineral sampling, heavy mineral grain microprobing,...-
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Wombat Flat. Progress reports and final report to licence full surrender, for the period 19/2/1980 to July 1982.
The subject area, which covered the western onshore portion of the Polda Trough, was initially acquired to explore buried probable Carpentarian sediments for base metals and uranium, but a subsequent review of available information suggested that...-
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Lock. Progress and final reports to licence surrender for the period 8/2/1973 to 7/4/1974.
TARGET: Possible sedimentary uranium deposits in the Jurassic Polda Formation and Tertiary Poelpena Formation. EXPLORATION: To reconnoitre contemporary soil radiometry in the area, the near-surface sediments penetrated by 135 auger holes (all drilled...-
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