Update on Geophysical Data Acquisition August 2014
Location | State | Survey | % Complete | Gravity Stations | Flight Lines | Spacing | Ground Clearance | Comments |
---|---|---|---|---|---|---|---|---|
Southwest Coastal Plain, Albany, Esperance | WA | Airborne electromagnetic | 100% | N/A | 8607 line km; | 300m and 600m | TBA | The survey covers the Esperance (pt), Mount Barker (pt), Albany (pt), Augusta (pt), Pemberton (pt), Busselton (pt) and Collie (pt) standard 1:250 000 Map Sheets. GA is in collaboration with the WA Department of Water planning for the formal public release of the processed AEM data. |
Capricorn Orogen | WA | Airborne electromagnetic | 100% | N/A | 29 697: north-south; area 146 300km² | 5000m | TBA | The maximum survey area covers the Yarraloola (pt), Yanrey (pt), Wyloo (pt), Mount Bruce (pt), Winning Pool (pt), Edmund, Turee Creek (pt), Newman (pt), Robertson (pt), Kennedy Range (pt), Mount Phillips (pt), Mount Egerton, Collier, Bullen (pt), Glenburgh (pt), Robinson Range (pt), Peak Hill (pt) and Glengarry (pt) standard 1:250 000 Map Sheets. The survey commenced on 19 October 2013 and flying was completed on 9 January 2014. Final point-located data were released by GSWA on 26 June 2014. For details visit http://www.dmp.wa.gov.au/14374.aspx. Geoscience Australia released the data in July. For details visit the Capricorn 2013 AEM Tempest survey. |
Southern Thomson Orogen | GA/NSW/Qld | Airborne electromagnetic | 100% | N/A | 4198 line km | 5000m | TBA | The survey commenced on 8 April and was 100% completed on 5 May 2014. The final processed data from the Thomson survey were supplied to GA for assessment on 17 June. On 11 May acquistion of Additional Work commenced consisting of a series of traverses across the Darling and Paroo Rivers in western NSW. The additional traverses were 100% complete on 29 May. Final point-located data from the Thomson AEM survey are available from the Geoscience Australia Airborne Electromagnetics web page at http://www.ga.gov.au/about/what-we-do/projects/minerals/current/airborne-electromagnetics |
Sir Samuel-Throssel Gravity Survey | WA | Gravity | 36.1% | 11 702 | N/A | 2.5km regular grid | N/A | The proposed survey covers the Sir Samuel, Duketon, Throssel, Leonara (northern half), Laverton (northern Half) and Rason (northern half) standard 1:250 000 Map Sheets. The nominal survey boundary covers an area of 73 800 km2 The survey commenced on 19 June 2014 and was 36.1% complete to 14 July. |
West Amadeus | NT | Gravity | 4% | 8,105 | N/A | 4km regular with areas to be defined for 2km infill | N/A | The proposed survey covers the Mount Rennie (pt), Mount Liebig (pt), Bloods Range, Lake Amadeus (pt); Petermann Ranges and Ayers Rock (pt) standard 1:250 000 Map Sheets. The nominal survey boundary covers an area of 45 050km2. The survey commenced on 29 June 2014 and was 4% complete to 6 July. |
Dunmarra | NT | Airborne magnetic and radiometric | 23.5% | TBA | Estimated 103,909 line km; east-west; 36 280km2 | 400m | 80m agl | The survey is loacated in an area between the 2007 Tanumbirini and 2001 Sturt airborne geophysical surveys. The survey will collect approximately 103 900 line km of new data on east-west flight lines spaced 400 metres apart and flown at a nominal 80 metres above ground level. The survey covers parts of the Katherine, Larrimah, Hodgson Downs, Daly Waters, Tanumbirinni and Newcastle Waters standard 1:250 000 Map Sheets. The survey was commenced on 28 June 2014 and was 23.5% complete to 20 July. |
Thomson Gravity | GA/NSW/Qld | Gravity | 7.1% | 3660 | N/A | 333m | N/A | The survey consists of eight traverses on the Toompine, Eulo, Cunnamulla, Yantabulla, Enngonia, Louth and Bourke standard 1:250 000 Map Sheets. The survey was commenced on 17 July 2014 and was 7.1% complete to 21 July. |
Gippsland Gravity | Vic | Gravity | 100% | 1213 | N/A | 500m | N/A | The Geological Survey of Victoria has designed a survey of approximately 1440 stations at a nominal 400 metre station spacing on 12 separate traverses on the Warragul standard 1:250 000 Map Sheet. The traverses cover an area of approximately 8358 km2. The survey commenced on 30 June 2014 and completed data acquistion on 21 July. |
Yalgoo | WA | Airborne magnetic and radiometric | TBA | N/A | Estimated 108 000 line km; east-west; 11 200 km2 | 100m & 200m | 50m agl | The survey is not proceeding due to WA Department of Mines and Petroleum budget restrictions. |
North McArthur Basin | NT | Gravity | TBA | 7,315 | N/A | 4km regular with areas of 2 km infill; 1 area of traverses spaced 4km apart with a station spacing of 1 km | N/A | The Quotation Request was released on 8 July and closed on 29 July. The propsed survey may cover all or part of Arnhem Bay, Gove, Mt Evelyn, Mt Marumba, Blue Mud Bay, Katerine, Urapunga and Roper River standard 1:250 000 standard Map Sheets |
Geoscience Australia will be managing the data acquisition program in Western Australia, Victoria, New South Wales, Queensland and the Northern Territory.
For more information, please email clientservices@ga.gov.au; or phone 1800 800 173.
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