Updated: 06 September 2007

Minerals Alert September 2007

Update on geophysical survey data acquisition

Location	State	Survey	% Complete	Gravity Stations	Flight Lines	Spacing	Ground Clearance	Comments
South Kimberly	WA	Airborne magnetic & radiometric	N/A	N/A	north-south area of 57,920 km²	400 m	60 m	Data acquisition is expected to commence in late September 2007. The survey will cover parts of the Lennard River, Lansdowne, Noonkanbah, Mount Ramsay, Mount Bannerman 1:250,000 Map Sheets.
Western Tanami	WA	Gravity	N/A – Survey start subject to successful land access negotiations	3,700 new	N/A	2.5 km grid	N/A	The survey will cover all or portions of the Gordon Downs, Billiluna and Lucas standard 1:250,000 Map Sheets.
Offshore Canning Basin	WA	Airborne magnetic & radiometric	100%	N/A	north-south area of 49,980 km²	750 m	80 m above sea level	Data acquisition was completed in August 2007. Lines spaced 1,500 metres apart were flown to infill a pre-existing Geoscience Australia survey and provide consistent flight line spacing. The survey covers portions of the SE51-01,SE51-05, Pender and Broome standard 1,000 Map Sheet areas.
East Isa North	Qld	Airborne Magnetic & Radiometric	100%	N/A	east-west 113,000 line km	400 m	80 m	Data acquisition was completed in July. The survey covered parts of Richmond, Hughenden, McKinlay, Manuka and Tangorin 1:250,000
East Isa South	Qld	Airborne Magnetic & Radiometric	100%	N/A	east-west 145,900 line km	400 m	80 m	Data acquisition was completed in July. The survey covered parts of the McKinlay, Manuka, Mackunda, Winton, Brighton Downs and Maneroo 1:250,000 map sheets.
Croydon	Qld	Airborne & Radiometric	75%	Over area of 35,310 km² 100,000 line km	east-west	400 m	80 m	Data acquisition commenced on 2 June 2007. The survey covers parts of the Burketown, Normanton, Donors Hill, Croydon and Millungera 1:250,000 Map Sheets.
Charters Towers	Qld	Gravity	1.6%	15,310 new stations	N/A	4.0 km grid	N/A	Data acquisition commenced on 22 August 2007. The survey covers all or portions of the Einasleigh, Ingham, Clarke River, Townsville, Hughenden, Charters Towers, Bowen, Tangorin, Buchanan and Mount Coolon standard 1:250,000 Map Sheet areas.
Westmoreland	Qld	Airborne Magnetic & Radiometric	N/A	Over an area of approx 20,710 km² 59,753 line km	north-south	400 m	60 m	Data acquisition commenced on 2 September 2007. The survey covers parts of the Mornington, Westmoreland, Cape Van Dieman and Burketown 1:250,000 Map Sheet areas.
Cooper Basin North	Qld	Gravity	100%	3,537	N/A	4.0 km grid	N/A	Data acquisition was completed on 17 June 2007. The survey covered all or portions of the Maneroo, Longreach, Cannemara, Jundah and Blackall standard 1:250,000 Map Sheet areas.
Cooper Basin East	Qld	Airborne Magnetic & Radiometric	Quotation request closes 12 September 2007	Over an area of approx 76,980 km² 214,352 line km	north-south	400 m	60 m	The survey covers parts of the Windorah, Eromanga, Quilpie, Thargomindah, Toompine, Bulloo and Eulo 1:250,000 Map Sheet areas.
Cooper Basin West	Qld	Airborne Magnetic & Radiometric	Quotation request closes 12 September 2007	Over an area of approx 74,410 km² 209,081 line km	north-south & east-west	400 m	60 m	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.
Cooper Basin	Qld	Gravity	N/A	9,170 new. Over an approx area 146,700	N/A	4.0 km grid	N/A	The survey covers all of the Canterbury, Windorah, Barrolka, Eromanga, Durham Downs, Thargomindah, Tickalara and Bulloo 1:250,000 Map Sheets and the western third of the Adavale, Quilpie, Toompine and Eulo 1:250,000 Map Sheets.
Tanumbirini	NT	Airborne magnetic & radiometric	42%	N/A	East-West area of 16,468 km² 47,251 line km	400 m	80 m	Data acquisition commenced on 18 July 2007. The survey covers parts of the Tanumbirini and Hodgson Downs 1:250,000 Map Sheets.
North-East Tasmania	Tas	Airborne magnetic & radiometric	95%	N/A	east-west	200 m	90 m	Data acquisition commenced on 18 March 2007 by fixed-wing aircraft and finished on 20 April 2007. A rotary-wing aircraft commenced data acquisition on the remainder of the survey area in May 2007. The survey covers Tasmanian land mass over part of the following standard 1:100,000 map sheets - Ninth Island, Cape Portland, Swan Island, St Patricks, Forester, Georges Bay, St Pauls and Break O'Day.
Australia-wide	N/A	Airborne Geophysical tie-line	67.8%	145,000 line km	north-south	75 km	80 m	Data acquisition commenced 29 March 2007.

Geoscience Australia will be managing the data acquisition program in Queensland, Western Australia, 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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For more information contact: Mike Huleatt

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