b'Geophysics in the Surveys NewsUpdate on geophysical survey progress from Geoscience Australia and the Geological Surveys of Western Australia, South Australia, Northern Territory, Queensland, New South Wales, Victoria and Tasmania (information current on 30 June 2020).Further information about these surveys is available from Mike Barlow Mike.Barlow@ga.gov.au (02) 6249 9275 or Marina Costelloe Marina.Costelloe@ga.gov.au (02) 6249 9347.Table 1.Airborne magnetic and radiometric surveys SurveyClient ProjectContractor StartLine km Line spacingAreaEndFinal dataLocality diagramGADDS releasename management flying Terrain(km2) flying to GA (Preview)clearance Line directionTasmanianMRT GA MAGSPEC OctUp to an200 m 11 000 End of Before endSee Figure 1 inTBATiers 2020 estimated60 m NS 2021 of 2021 previous section66 000 or EW (GA News)Cobar GSNSW GA GA TBA 46 000 200 m9 200Before endSee Figure 1 inTBAof 2021 previous section(GA News)GawlerGSSA GA Various 2017 1 670 000 200 m, various294 000 26 JunAug 2019 http://www. ReleasedCraton orientations2019 energymining.depending onsa.gov.au/minerals/structure geoscience/pace_copper/gawler_craton_airborne_surveyTanami NTGS GA Thomson 14 Jul 275 216 100/200 m 48 267 2 Dec Jun 2019 195: Aug ReleasedAviation 2018 60 m 2018 2018 p. 16NS/EWMt Peake NTGS GA MAGSPEC 10 Jul 136 576 200 m N-S 24 748 OctFeb 2020 Aug 2019Released 2019 2019TBA, to be advised.Table 2.Ground and airborne gravity surveys SurveyClient ProjectContractor StartLine km/LineAreaEnd survey FinalLocality diagramGADDS releasename management survey no. ofspacing/(km2) data to(Preview)stations stationGAspacingKidson GSWA GA CGG14 Jul72 933 2500 m 155 000 3 May 2018 15 OctThe survey areaExpected release Sub-basin Aviation 2017 2018 covers the before the end of Anketell, JoannaDec 2020Spring, Dummer, Paterson Range,Sahara, Percival, Helena,Rudall, Tabletop, Ural,Wilson, Runton, Morris andRyan 1:250 k standard mapsheet areasLittle Sandy GSWA GA Sander W52 090 2500 m 129 400 W Block: 3 Received195: Aug 2018 p. 17 Expected release Desert WGeophysics Block:Jun 2018 by Julbefore the end of and 27 AprE Block: 2 2019 Dec 2020E Blocks 2018Sep 2018E Block: 18Jul 2018Kimberley GSWA GA Sander 4 Jun61 960 2500 m 153 400 15 Jul 2018 Received195: Aug 2018 p. 17 Expected release Basin Geophysics 2018 by Julbefore the end of 2019 Dec 2020Warburton- GSWA GA Sander Warb:62 500 2500 m 153 300 Warb: 31 Jul Received195: Aug 2018 p. 17 Expected release GreatGeophysics 14 Jul2018 GVD: 3 by Julbefore the end of Victoria 2018 Oct 2018 2019 Dec 2020Desert GVD: 27 Jul 2018(Continued)17 PREVIEW AUGUST 2020'