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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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Data release - as updated [made at SA Director of Mines' discretion] : Lock [Coalfield]. Annual reports and technical reports for the period 24/5/1993 to 26/10/2014.
The Lock Jurassic sub-bituminous coal deposit was discovered by the South Australian Department of Mines and Energy in 1977. The Lock Coal deposit lies within the eastern portion of the Polda Basin on the Eyre Peninsula. The deposit covers an area of...-
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Published: 01 Nov 1913
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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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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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