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Lake Frome area. Progress reports for the period 20/11/1969 to 19/11/1970.
Ongoing exploration for sedimentary uranium deposits and other radioactive minerals, in the plains area north-west of Lake Frome, consisted of the drilling and geophysical logging of 56 rotary holes for a total of 29,708 feet. Drillhole 355-1, which...-
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Published: 20 Aug 1970
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Blanchewater Hill. Progress and final reports for the period 11/8/80 to 10/8/82.
Drilling of two percussion holes (aggregate 400 metres) near Yerila, south of Lake Blanche, failed to give encouragement to the search for possible Permian coal and Tertiary uranium in the southern Eromanga Basin / Lake Blanche Lineament uplift area...-
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Hanns Hill. Progress reports for the period 19/1/81 to 6/12/82.
Follow up to stream sediment sampling near Oodnadatta in the Mount Dutton area suggests that anomalous nickel, chromium and cobalt values are associated with ironstone, and anomalous niobium with geodes. No kimberlites were discovered.-
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Published: 01 Jan 1982
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Mount Robinson. Progress reports for the period 19/1/81 to 6/12/82.
Stream sediment sampling southeast of Oodnadatta in the Mount Kingston area revealed no significant anomalies. Rare pyrope was identified in some samples, but no kimberlite were discovered.-
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Published: 01 Jan 1982
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Paralana Hill (part of the Poontana Uranium Joint Venture Project). Progress reports to licence expiry/renewal, for the period 19/12/1979 to 8/2/1983.
Targets of ongoing subsurface investigations in the plains area north-west of Lake Frome, now being conducted under a new joint venture, were respectively to delineate further sedimentary uranium occurrences within buried Middle and Late Tertiary...-
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Lady Buxton. Progress reports to licence expiry/renewal for the period 22/7/1968 to 21/7/1970.
As part of a continuing regional search for economic deposits of uranium and other radioactive minerals within alluvial fan sediments deposited adjacent to and east of the Mount Painter Block basement outcrops, 32 rotary holes (total 16,218 feet) were...-
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Published: 21 Jul 1970
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Alberga. Final relinquishment report for the period 24/9/1973 to March 1974.
Results of water bore sampling (7 samples) and drilling of 6 holes totalling 614 metres were disappointing. The drill holes intersected Adelaidean and Cretaceous sediments underlying Tertiary ? - Quaternary fluviatile sediments, without encountering...-
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Wooltana. Progress reports for the period 3/6/1971 to 2/6/1973.
TARGET: Roll-front type uranium in Tertiary sediments. EXPLORATION: 82 rotary open drillholes totalling 47,003 feet, and 2 confirmatory partly cored holes totalling 949 feet (125 feet cored). All drillholes were geophysically logged. RESULTS:...-
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Published: 04 Jul 1973
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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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Yarramba. Progress reports to licence expiry/renewal, for the period 13/5/1971 to 12/5/1972.
Continuing intensive exploration for economic sedimentary uranium deposits within buried Tertiary palaeochannel sediments in the Yarramba Homestead area, 50 km north-west of Cockburn, which had been invigorated by the recent discovery of strongly...-
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South Eagle [part of a joint licence area with Kalabity]. Uranium exploration progress and technical reports to licence expiry/renewal, for the period 15/5/1974 to 14/2/1976.
During the EL 132 tenure, work has consisted of a mineability evaluation of the Honeymoon uranium deposit, plus additional U exploration over the South Eagle farmout. Initially, 5 rotary holes (total 594.9 m) were drilled to the north of the...-
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Lake Carnanto. Progress reports and final report to licence full surrender, for the period 30/11/1978 to 11/2/1983.
The south-eastern Lake Frome Embayment in the vicinity of Quinyambie Station was explored for Upper and Lower Tertiary 'blanket' or 'roll front' type sedimentary uranium, via the drilling of 75 open vertical rotary mud holes with a total penetration...-
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Frome Downs and Curnamona. Respective progress reports, annual reports and JV partner's final report to licences' joint expiry/renewal, for the period 11/2/1971 to 12/2/1973.
77 rotary / diamond holes drilled by Pacminex (total 9385 m, including 196 m cored) plus another 53 holes drilled within SML 544 by joint venturer Esso (total 7029 m) indicate that a highly prospective radioactive mineralised zone occurs within...-
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Lake Frome. Progress reports for the period 3/6/1971 to 2/6/1973.
Drilling and geophysical logging of 41 rotary drillholes totalling 20,657 feet in the central area of the Lake Frome depression has failed to discover economically recoverable concentrations of uranium in Tertiary age sand units.-
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Published: 30 Mar 1973
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Mulyungarie. Progress reports to licence expiry/renewal for the period 13/5/1972 to 12/5/1973.
Ongoing exploration for possible economic sandstone-type uranium deposits formed in Tertiary palaeochannels in the Yarramba area, 50 km north-west of Cockburn, has included further open hole rotary drilling and downhole geophysical logging (176 holes...-
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Millers Creek Homestead. Progress reports and final report to licence expiry/full surrender, for the period 13/3/1980 to 28/3/1986.
Following a review of existing regional geophysical and geological data for the north-western Stuart Shelf, grid-based gravity and ground magnetic surveys were run to further outline two broad gravity highs associated with discrete magnetic anomalies,...-
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RB 60/00082 Coober Pedy Opalfield.
Mapping of the Coober Pedy Opalfield has shown that opal occurrence, although erratic, is not entirely unpredictable. Several groups of workings are present in an area of about 150 square miles. The host rock is a distinctive pink and white...-
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Published: 30 Apr 1965
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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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RB 80/00054 Coongra no. 1 well completion report.
Aim was 1) to determine whether Permian sediments extended across the northern Muloorina Ridge, and thereby connected the Arckaringa and Pedirka basins; 2) to identify basement high-speed seismic refractor. The well was abandoned in Early Cretaceous...-
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Published: 01 May 1980
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RB 86/00069 Precious opal and the weathered profile at Coober Pedy.
The Coober Pedy Precious Stones Field is the largest producer of precious opal in the world. The opal is the product of weathering processes and is localised within the weathered profile. It occurs in early Cretaceous marine claystone of the Bulldog...-
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Published: 01 Nov 1986
