1943
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An examination was made of a wolfram vein seven miles north of Broken Hill, on July 8th, 1943. This report contains brief notes on the nature of the vein and the mineral specimens examined.
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The felspar deposit near Londonderry was examined on Saturday, September 11th, 1943. The deposit has been worked by open cut, the size and shape of which are given in the plan accompanying this report. The report comprises rough notes on mineral assemblage and production figures.
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An inspection was made on Sunday, September, 5th of a pegmatite dyke about five miles southeast of Greg-Greg in the Upper Murray district, New South Wales. This report comprises notes on felspar occurrence.
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Report on the asbestos deposit near Bindi Bindi following a visit to the deposit in September, 1943.
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Report on a collection of fossils taken from three locations near the property of "Avondale", in the centre of King Island. This report comprises the list of fossils determined in the sample and notes on the fossil assemblage.
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The small series of conodonts herein described was found in the crushings of a hard brownish to yellowish calcareous shale from the South Gorge, Waterhouse Range, Central Australia, 40 miles south-west of Alice Springs. The collection of fossiliferous rocks was made by Dr. C.T. Madigan, on behalf of the Commonwealth Oil Refineries Ltd. and many of the specimens were sent to the writer for micro-palaeontological examination.
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Report on permian foraminifera in core samples obtained from bores at Coorabin, 1942-3.
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This progress report follows a general report on the Wymah field by N.H. Fisher and C.L. Knight, submitted in June, 1942. It contains details concerning the development, ore structures, and mineral reserves of the Wymah wolfram mine.
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The presence of muscovite on Yinnietharra Station in commercial sizes and qualities has been known since 1913, but little active development was carried out in the locality until 1926, when a syndicate, formed in England, took up leases and began operations. Activity lapsed the following year, but desultory prospecting more recently has led to the production of a few small cases of spotted mica, some of which was sold in Melbourne in the early part of 1942. The deposits described hereunder are shown on the accompanying locality map, Plate 1. At this stage only brief references are made to deposits containing stained and spotted mica unsuitable for critical electrical or radio applications.
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This report is written chiefly to present estimates of reserves of bauxite proved to date in Gippsland. Consequently, discussions of the geological aspects of the investigation, though essential to an understanding of the subject, are kept to a minimum. The existence of bauxite in the neighbourhood of Boolarra and Thorpdale, County Buln Buln, South Gippsland has been known for some years and bauxite from Nahoo, Allot. 8 Ph. Narracan South, has been used for chemical purposes for over 20 years. Eleven additional discoveries were made from time to time up to April, 1942, when an extensive prospecting programme was undertaken. In the short time that has elapsed since then a further twelve deposits have been discovered, making a total of twenty-four deposits in the adjoining parishes of Moe, Allambee East, Narracan South, Mirboo and Budgeree in the county of Buln Buln. Several of these deposits have been systematically tested by shaft sinking and boring. This exploration is still in progress.