Updated:  05 June 2008

Minerals Alert June 2008

Update on geophysical survey data acquisition

Location
State
Survey
% Complete
Gravity Stations
Flight Lines
Spacing
Ground Clearance
Comments
South Kimberley
WA
Airborne magnetic and radiometric
57.6%
N/A
163,000 line km; north-south area of 57,920 km2
400 m
60 m
Data acquisition commenced on 24 January 2008. The survey will cover parts of the Lennard River, Lansdowne, Noonkanbah, Mount Ramsay, Mount Bannerman 1:250 000 Map Sheets.
Dumbleyung
WA
Airborne magnetic and radiometric
49.1%
N/A
75,400 line km; north-south area of 7,783 km2
100 m and 400 m apart
30 m and 60 m respectively
Data acquisition commenced on 20 March 2008. The survey covers parts of the Dumbleyung and Corrigin 1:250 000 Map Sheets.
Byro
WA
Airborne magnetic and radiometric
47.8%
N/A
83,855 line km; east-west Area 29,750 km2
400 m
60 m
Data acquisition commenced on 3 April for the provision of magnetic and radiometric data over the Byro region of Western Australia. The survey covers parts of the Wooramel, Glenburgh, Yaringa and Byro 1:250 000 Map sheets.
Darkan-Wagin
WA
Airborne electromagnetic
N/A
N/A
1,127 line km; north-south 289 km2
300 m
N/A
Data acquisition is expected to commence later this month for the provision of airborne electromagnetic data over the Dardadine palaeochannel in South-West Catchment region of Western Australia. The survey covers parts of the Darkan and Wagin 1:100 000 Map Sheets.
West Musgrave
WA
Gravity
36.4%
3,800 new stations. Over an approx area 24,340 km2
N/A
2.5 km grid, east-west
N/A
Data acquisition commenced on 2nd May for the provision of gravity data in the West Musgrave region of Western Australia. The survey covers parts of the Bentley, Scott, Talbot and Cooper 1:250 000 Map Sheets.
Esperance
WA
Airborne magnetic and radiometric
N/A
N/A
82,674 line km; east-west over an approx area 29,200 km2
400 m
60 m
The survey covers parts of the Esperance, Malcolm, Mondrain Island and Cape Arid 1:250 000 Map Sheets.
Balladonia
WA
Airborne magnetic and raiometric
N/A
N/A
43,449 line km; east-west over an approx area 14,960 km2
400 m
60
The survey covers the Balladonia, Norseman, Widgiemooltha and Zanthus 1:250 000 Map Sheets.
Westmoreland
Qld
Airborne magnetic and radiometric
100%
N/A
59,753 line km; north-south over an area of approx 20,710 km2
400 m
60 m
Data acquisition was completed on 7 December 2007. The data was released via GADDS on 15 May 2008. The survey covers parts of the Mornington, Westmoreland, Cape Van Dieman and Burketown 1:250 000 Map Sheets.
Cooper Basin East
Qld
Airborne magnetic and radiometric
48.0%
N/A
214,352 line km; north-south over an area of approx 76,980 km2
400 m
60 m
Data acquisition commenced on 9 January 2008. The survey covers parts of the Windorah, Eromanga, Quilpie, Thargomindah, Toompine, Bulloo and Eulo 1:250 000 Map Sheets.
Cooper Basin West
Qld
Airborne magnetic and radiometric
58.8%
N/A
209,081 line km; north-south and east-west over an area of approx 74,410 km2
400 m
60 m
Data acquisition commenced on 9 December 2007. The area of the survey with east-west flight lines covers the southern half of the Birdsville and Betoota 1:250 000 Map Sheets. The area of the survey with north-south flight lines covers the Canterbury (southern half), Barrolka (all), Durham Downs (all) and Tickalara (all) 1:250 000 Map Sheets.
Normanton
Qld
Airborne magnetic and radiometric
22.1%
N/A
114,487 line km; east-west over an area of approx 40,840 km2
400 m
80 m
Data acquisition commenced on 24 April. The survey has been temporarily delayed following a fatal crash of the survey aircraft on 15 May. The survey is expected to resume in July 2008. The survey covers parts of the Galbraith, Walsh, Normanton and Red River 1:250 000 Map Sheets.
Westmoreland-Normanton
Qld
Gravity
N/A
5,977 new stations. Over an approx area 95,620 km2
N/A
4.0 km
N/A
Data acquisition is expected to commence on 5 June 2008. The survey covers the mainland portions of the Mornington, Westmoreland, Burketown, Galbraith 1:250 000 Map Sheets and all of the Normanton, Walsh and Red River 1:250 000 Map Sheets.
Cooper Basin North
Qld
Airborne magnetic and radiometric
N/A
N/A
166,373 line km; north-south over an area of approx 59,480 km2
400 m
60 m
The survey covers the Brighton Downs, Maneroo, Longreach, Connemara, Jundah, Blackall, Canterbury and Windorah 1:250 000 Map Sheets.
Bass Strait
Tas
Airborne Magnetic
100%
N/A
70,856 line km; east-west over an area of approx 44,320 km2
800 m
90 m
The data was released via GADDS on 13 May 2008. The survey covers Bass Strait between King and Flinders Islands.
North West Tasmania Offshore
Tas
Airborne Magnetic
100%
N/A
39,075 line km; east-west over an area of approx 27,512 km2
800 m
90 m
Data acquisition commenced on 20 January 2008 and was completed on 6 April 2008. Final data for QA/QC testing was delivered to Geoscience Australia in May. The survey covers an area west of King Island.
South West Tasmania Offshore
Tas
Airborne Magnetic
100%
N/A
24,218 line km; east-west over an area of approx 16,745 km2
800 m
90 m
Data acquisition was completed on 6 March 2008. Final data for QA/QC testing was delivered to Geoscience Australia in May. The survey covers an area south west of Tasmania.
Central Arunta
NT
Gravity
18.5%
11,100 new stations. Over an approx area of 97,600 km2
N/A
4.0 km grid; east-west; with selected areas for infill at 500 m to 2 km
N/A
The survey covers parts of the Mount Peake, Barrow Creek, Napperby, Alcoota, Huckitta, Hermannsburg, Alice Springs, Illogwa Creek and Hay River 1:250 000 Map Sheets.
Australia-wide
N/A
Airborne Geophysical tie-line
100%
N/A
145,000 line km; north-south
75 km
80 m
Data acquisition was completed on 14 November 2007. Data for QA/QC testing was delivered in May 2008.
Paterson
N/A
Airborne Electromagnetic
100%southern area; 36.3% northern area
N/A
29,199 line km over an area of approx 45,189 km2
N/A
N/A
New data will be acquired over two areas separated by the Rudall River National Park. The southern area comprises approximately 9,109 line km of northeast-southwest flight lines spaced 1 and 2 km apart with a flying height of 120 m above ground level. The northern area comprises approximately 20,090 line km of east-west flight lines spaced 1, 2 and 6 km apart with a flying height of 120 m above ground level. Data acquisition over the southern survey area was completed on 25 November 2007. Data acquisition re-commenced in the Northern survey area on 29 May 2008.
Pine Creek
N/A
Airborne electromagnetic
N/A
N/A
29,058 line km of airborne em; over an area of approx 72,412 km2
All areas are covered by flight lines spaced at 1,666 or 5,000 m
N/A
Data acquisition is expected to commence during the 2008 dry season. New data will be acquired over one area east of Kakadu National Park and two areas west of Kakadu National Park. The Pine Creek survey is the second AEM survey conducted under Geoscience Australia's Onshore Energy Security Program

Geoscience Australia will be managing the data acquisition program in Queensland, Western Australia, the Northern Territory and Tasmania.

For further information, please email Murray Richardson, or phone +61 (0)2 6249 9229.

To view past editions of Geoscience Australia's Minerals Alert, visit the Minerals Alert Newsletter Archive.

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