-
Extent of low-grade Archaean metavolcanics in the northeastern Gawler Craton: new evidence and definition of the Devils Playground Volcanics.
The bulk of the late Archaean volcanic/volcaniclastic rocks from the Gawler Craton range in age from c. 2535 to 2510 Ma (Fanning, Reid and Teale 2007). However, these units were preceded by an older set of volcanics, the c. 2558 calcalkaline volcanics...-
Document
-
High Bluff. Progress reports and final report to licence full surrender, for the period 9/1/1978 to 23/2/1985.
Exploration for possible Alligator Rivers (Northern Territory) style uranium deposits occurring in potential host rocks (carbonaceous pelites and carbonate rocks) within an Early Proterozoic metasedimentary sequence underlying a Middle Proterozoic...-
Document
-
Moonta-Wallaroo region - South Australian Exploration Initiative. Prospectivity re-assessment and GIS data package (compiled 1994-1995).
To promote renewed regional exploration of the northern Yorke Peninsula using modern techniques and concepts, MESA as part of the SAEI programme has prepared a GIS-based data package, which incorporates a study of all available drillcore and a...-
Document
-
Mount Allalone. Progress and annual reports for the period 14/6/89 to 31/7/95.
Base metal exploration of two lead-zinc mineralized areas previously discovered by Billiton and WMC within Hutchison Group metasediments near Mt Allalone, northwest of Buckleboo on central Eyre Peninsula, comprised ground magnetic and EM surveys, RAB...-
Document
Published: 02 Nov 1995
-
RB 55/00006;Amdel 00126 Accessory minerals of South Australian granites.
The purpose of the work described was to compare and contrast the petrography, accessory minerals, and absolute ages of 25 granitic and allied rock samples collected from widely scattered localities in South Australia. The processes that are...-
Document
Published: 01 Aug 1961
-
RB 55/00038 Report on a visit to the Australian National University, the Bureau of Mineral Resources, and other universities.
There is no abstract created for this record-
Document
Published: 01 Jan 1962
-
RB 47/00074 Electro-magnetic prospecting for graphite, Uley mine area.
An electromagnetic (EM) survey was carried out in the vicinity of the inactive Uley graphite mine in an effort to detect possible extensions of the known graphitic lodes with a view to developing additional open cut areas. Several zones of anomalous...-
Document
Published: 11 Sep 1958
-
RB 80/00093 Six 100 000 compilation sheets of WHYALLA. A progress report.
Based on regional mapping, preliminary maps are presented. The area contains some of the best exposures of Archaean to Early Proterozoic and critical information on missing link (Middle Proterozoic) between Early and Late Proterozoic evolution of the...-
Document
Published: 01 Jan 1980
-
RB 81/00100 Geology of Hart, Fenelon and Masillon Islands of the Nuyts Archipelago NUYTS 1:250 000 map sheet.
Flow banded, porphyritic acid volcanics (similar in age to the Gawler Range Volcanics) occur on Hart Island. Xenolithic within the volcanics is pink leucogranite, about 1550 Ma. Synchronous with the volcanics are grey, leucocratic alkali granites....-
Document
Published: 01 Jan 1981
-
RB 83/00080 Precambrian correlation of the Lake Superior region, North America, and the Gawler Craton.
Geology of Lake Superior region outlined. Many similarities in tectonic evolution and depositional style of the 2 provinces. Recommends further research on Gawler Craton.-
Document
Published: 01 Sep 1983
-
RB 83/00082 Proterozoic intrusives, Streaky Bay area.
The intrusives are dominated by granite, N - S oriented diorite dykes up to 50 metres wide, and late stage aplitic and pegmatitic veins with variable orientation. A Middle Proterozoic age is indicated for some of the granitoids, which were probably...-
Document
Published: 01 Oct 1983
-
RB 86/00075 Zircons for age dating in Gawler Range Volcanics.
Assessment of suitability for age determination by means of uranium lead isotope ratios in zircons. The rocks described include andesite, dacite, trachyte, rhyodacite and rhyolite.-
Document
Published: 01 Oct 1986
-
RB 77/00148 Archaean to Early Proterozoic banded iron formations in the Tarcoola region, South Australia.
A minimum metamorphic age of greater than 2400 Ma is inferred for two banded iron formations outcropping within the TARCOOLA 1:250 000 mapsheet area. The age obtained is considerably greater than that of the mid-Proterozoic Middleback Group, with...-
Document
Published: 01 Jan 1978
-
RB 85/00016 Geology of the Whidbey Islands, Greenly Island, Rocky Island (North) and Rocky Island (South), LINCOLN 1:250 000 map sheet.
Late Archaean / Early Proterozoic foliated massive granites, adamellites and granodiorites of the Dutton Suite (Sleaford Complex) probably represent Sleafordian Orogeny intrusives. Price Island and Golden Island are composed of metasiltstone...-
Document
Published: 01 Apr 1985
-
RB 85/00010 p: 21-45;Lib Geology of Eyre Peninsula.
Description of major stratigraphic and lithologic units from Archaean Sleaford Complex to Quaternary sediments, including associated granitoid suites, and their geological evolution. The geochronology and possible stratigraphic correlations of some...-
Document
Published: 01 Oct 1984
-
RB 87/00030 Identification of a major crustal shear zone, northwest Gawler Craton, SA.
SADME stratigraphic drilling, which was undertaken recently based on detailed geophysical modelling of aeromagnetic data, has identified the major linear aeromagnetic anomaly associated with the Karari Fault Zone (NW Gawler Craton) as a major (300 km...-
Document
Published: 01 Mar 1987
-
RB 86/00041 Mulgathing Complex.
The Mulgathing Complex, an Archaean metasedimentary sequence with interlayered mafic and possibly acid volcanics, forms the basement of larger part of the northern Gawler Craton. These rocks have been complexly folded, subjected to granulite facies...-
Document
Published: 01 Jun 1986
-
RB 80/00065 Kalinjala Mylonite Zone, eastern Eyre Peninsula.
The Kalinjala Mylonite Zone (new name) is a major linear zone of intense ductile deformation extending the length of eastern Eyre Peninsula, from Sleaford Bay in the south, to west of the Middleback Ranges in the north. It was formed nearing the end...-
Document
Published: 01 Jun 1980
-
RB 81/00004 Geology of islands within the Investigator Group, ELLISTON 1:250 000 map sheet.
Major units present are 2 suites of Middle Proterozoic granite and Middle Pleistocene calcarenite. The older granite suite has an age of about 1585 Ma, while the other suite had intrusive age of 1457 +- 25 Ma. The granites are enriched in K2O and SiO2.-
Document
Published: 01 Jan 1981
-
RB 81/00052 Carnot Gneisses, southern-most Eyre Peninsula.
The Carnot Gneisses form an extensive layered sequence that crops out in southernmost Eyre Peninsula. They consist of garnetiferous quartzofeldspathic gneiss, hypersthene gneiss, granitic gneiss and basic granulite. Rb/Sr whole rock studies indicate a...-
Document
Published: 01 Jul 1981
