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Abminga Diamond Project. Data release made at licence renewal [and project cessation]: progress reports and annual reports for the period 25/10/1993 to 17/3/2004.
The Abminga Diamond Project, undertaken by Caldera Resources NL, was granted exploration project status, including permission for EL joint reporting, in July 1996. This event followed up to two years of work by other operators on a number of...-
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RI 056 Geology of the Coober Pedy Precious Stones Field Results of Investigations, 1981-86
The Coober Pedy Opal Fields, since their discovery in 1915, have been the largest producer of precious opal in the world, with the estimated value of production over the period 1978-86 averaging $25 million per year. Mining is now done mainly by...-
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