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RB 84/00065 Draft report, Williamstown industrial mineral deposits. Geology of kaolin sillimanite muscovite deposits, near Williamstown, Hd Barossa, Mount Lofty Ranges, South Aust.
This report presents a comprehensive summary of the results of considerable geological, survey and beneficiation work which has been carried out at four mines. The mined deposits have been formed in Burra Group schists and gneisses that constitute the...-
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Published: 01 Jul 1984
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RB 84/00071 Keyneton banded calc-silicate deposit - Geological investigation - Hd Jellicoe, section 531.
Compositionally banded calc-silicate comprising epidote, plagioclase and hornblende in zone of tight folding shows attractive fold patterns, suitable for decorative and ornamental purposes. Close jointing precludes use as dimension stone. Inferred...-
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Published: 01 Jul 1985
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RB 86/00017 Camel Flat magnesite deposit, near Copley, northwestern Flinders Ranges. Geological investigations, 1984 and 1985. MC 1836, 1883 - David Linke Contractor Pty Ltd.
Numerous steeply dipping reworked conglomeratic magnesite interbeds within the upper part of the Skillogalee Dolomite range from several cms to several metres thick. At Camel Flat, the sequence crops out for 1.5 km along strike, and in a central zone...-
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Published: 01 Apr 1986
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RB 86/00019 Micaceous hematite mineralisation and geology of the Warrakimbo Gorge, southwest Flinders Ranges, South Australia.
The deposit is in Etina Limestone, an iron rich carbonate of the Willochra Subgroup. 3 phases of mineralization are the result of a polydeformational sequence involving 2 main phases of deformation. The first phase was initiated by D1 folding and...-
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Published: 01 Dec 1986
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RB 86/00023 Geological investigations for construction sand - Mid North of South Australia, 1984 and 1985.
Production of construction sand between Port Pirie, Booleroo Centre, Jamestown and Yacka has averaged 11 000 tonnes / year for the past 6 years with- 49% from Holocene stream channels- 34% from an abandoned Pleistocene stream channel- 9% from crushing...-
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Published: 01 Feb 1987
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RB 87/00128 Sheared pegmatites and other rocks from outcrops near Black Hill, eastern Mount Lofty Ranges.
Sheared granitic rocks from Black Hill are probably pegmatoid differentiates from the gabbroic pluton. Porphyritic, medium-grained basic rock from the Council quarry is either chilled marginal facies of the pluton or a post-plutonic dolerite dyke....-
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Published: 01 Oct 1987
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RB 78/00090 Olivine basalt dyke near Terowie. Hd Terowie Co. Kimberley.
This discordant dyke related to kimberlite and carbonatite intrusions has been emplaced at a low temperature into Umberatana Group shales and siltstones. Its composition is unsuitable for use in manufacturing glass and ceramics due to both low...-
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Published: 31 Jul 1978
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RB 80/00037 Geology of the Montacute dolomite quarry, sections 330, 332, 833, Hundred Onkaparinga. PMs 136, 137 - The Readymix Group (SA).
Reserves of 12.1 million tonnes of dolomite are indicated, but are conditional upon removal of 2.2 million tonnes of waste dumps and of 5.8 million tonnes of phyllite.-
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Published: 01 Jan 1980
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RB 82/00042 Oraparinna barite mine - A summary.
Oraparinna or Bunkers Hill mine is the largest operating underground mine in SA and has produced more than 50% of all barite and nearly 90% of industrial grade barite mined in SA. It has been the largest supplier of industrial grade barite in...-
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Published: 01 Jun 1982
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RB 83/00090 Low alkali shale investigation Rapid Bay - Delamere area. Results of auger drilling 1983 - Adelaide Brighton Cement Ltd.
Reconnaissance clay sampling and 30 holes have outlined areas of weathered silty shale and greywacke suitable for use in the manufacture of low alkali cement clinker.-
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Published: 01 Nov 1983
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RB 83/00087 Patawarta barite deposit, out of Counties, Flinders Ranges.
2 small vertical lodes which cross cut dolomite, contain inferred reserves of 1100 tonnes of oil drilling grade barite. Selective mining should also yield industrial grade, if deeper barite is less iron stained. Neither lode has been worked.-
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Published: 01 Nov 1983
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RB 84/00028 Petrography of 25 specimens from Mount Grainger Goldfield.
Specimens from the Mt Grainger Goldfield include quartzites, sandstones in which kaolinite is believed to represent earlier feldspar, siltstones, shales, diamictites of probable glaciogene origin, granitoids and andesites. Low to moderate temperature...-
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Published: 01 May 1984
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RB 84/00027 Brick shale resources of the Gawler Concordia area.
69 holes (max depth of 10.5 metres) outlined 7.5 sq km of weathered lower Woolshed Flat Shale suitable for bricks. Thickest development is under and marginal to outliers of Tertiary sands suitable only as fill. Also Quaternary red clay is suitable as...-
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Published: 01 Apr 1984
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RB 84/00075 Review of phlogopite in kimberlitic rocks as a possible source of vermiculite in South Australia.
Vermiculite is an alteration product of phlogopite. Kimberlitic bodies of sufficient size and phlogopite content for possible exploitation have been discovered in South Australia during past exploration for diamonds and base metals. Sampling is...-
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Published: 01 Sep 1984
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RB 83/00031 Petrology of volcanic rock from near Truro.
Scoriaceous glass partly of sedimentary origin was identified as possible member of the Truro Volcanics.-
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Published: 01 May 1983
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RB 83/00058 Williamstown kaolin-sillimanite-mica deposits.
Report describes these unusual mineral deposits which are currently the only source in Australia of refractory grade sillimanite and filler grade mica.-
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Published: 01 Jul 1983
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RB 84/00054 Nilpena barite deposits, geological investigations 1983. Out of Counties, Flinders Ranges - Steetley Industries Ltd.
Production totals 9 581 tonnes to end of 1983. Remaining barite is ferruginous or thin requiring extensive mine development.-
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Published: 01 Jun 1984
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RB 85/00038 Teatree barite deposit geological investigations 1978-1980, Out of Counties - Flinders Ranges, Copley 6737-II.
Comprises numerous small, discontinuous veins and pods scattered over 4 hectares. Host rock is faulted Elatina Formation feldspathic sandstone and to lesser extent Nuccaleena Formation dolomite. The barite is generally white but commonly contains...-
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Published: 01 Oct 1985
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RB 87/00110 Miscellaneous thin sections from the Proterozoic and Cambrian of South Australia.
Rocks from Saint Francis Island include trachyte, trachyandesite and rhyolite. Drill core from Dampier DDH1 includes 2 types of dolerite, and from Afmeco KGB3 fresh dolerite or basalt. Other specimens examined include basalt and gneiss from the...-
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Published: 01 Sep 1987
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RB 87/00106 Textures, minerals and organic remains in marbles from Kapunda.
Thin sections of 3 specimens were examined for traces of organic remains, metallic minerals and the metamorphism of the rocks. Contains petrographic reports.-
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Published: 01 Sep 1987
