Update on Geophysical Data Acquisition November 2015

LocationStateSurvey% CompleteGravity StationsFlight LinesSpacingGround ClearanceComments
Delamere & Spirit Hills
NTAirborne magnetic and radiometric
85.5%
N/AEstimated 96 500 line km; east-west; 33 693km2
400m80m agl

The survey is located in an area west of Katherine and north of Timber Creek. The survey covers parts of the Fergusson River, Delamere, Victoria River Downs and Auvergne standard 1:250 000 Map Sheets. The survey commenced on 20 July based in Kununurra WA. The survey was 85.5% complete to 25 October.

Yalgoo
WAAirborne magnetic and radiometric
100%
N/AEstimated 108 000 line km; 11 200 km2
100m/200m50m agl

The survey covers the four 1:100 000 standard map sheets at the intersection of the Yalgoo, Kirkalocka, Perenjori and Ninghan standard 1:250 000 Map sheets. The survey Contract was executed by GA oin 15 May. The survey start date was 31 May. The survey was 100% complete on 27 September.

Gippsland Gravity

Vic

Gravity

100%

1 213

N/A

500m

N/A

The Geological Survey of Victoria designed a survey of approximately 1440 stations at a nominal 400 metre station spacing on 12 separate traverses on the Warragul standard 1:250000 Map Sheet. The traverses cover an area of approximately 8358 km2.

The data are in preparation for release via GADDS in November.

Northern Wiso Basin

NT

Gravity

100%

4,994

N/A

4km NS-EW Grid

N/A

The survey covers parts of the Waterloo, Victoria River Downs, Limbunya, Wave Hill, Newcastle Waters, Beetaloo, Birrindudu, Winnecke Creek, South Lake Woods and Helen Springs standard 1:250 000 Map Sheet Areas. The survey completed data acquistion on 9 August. The processed survey data were released via GADDS on 14 October.

SW Yilgarn

WA

Gravity

65.3%

28,700

N/A

2km on public gazetted roads and tracks

N/A

The survey area covers the SW part of WA from Geraldton in the north to Albany in the south and from Hyden in the east to Bunbury in the west. The survey commenced on 12 June and was 65.3% complete to 26 October.

Coompana

SA

Airborne Magnetic and Radiometric

90.0%

N/A

Estimated 249 600 line km;
east-west; 85 910 km2

400m & 200m

80m agl

The survey covers Birksgate (pt), Noorina, Wells (pt), Wyola, Maurice (pt), Cook, Ooldea (pt), Coompana (pt) and Nullarbor (pt) 1:250 000 standard Map Sheets.

The survey commenced flying on 11 February 2015 and was 90.0% complete to 26 October.

Stavely

Vic

Gravity

N/A

8000

N/A

500m

N/A

The survey is designed to collect stations on a nominal 500 m station spacing in up to 9 separate areas of variable size in western Victoria. The survey areas are located on the Horsham, Ballarat and Hamilton standard 1:250 000 Map Sheets.

Victoria Basin

NT

Gravity

100%

6172

N/A

4km

N/A

The survey covers parts of the Port Keats, Fergusson River, Katherine, Auvergne, Delamere, Larrimah, Waterloo, Victoria River Downs, Daly Waters, Wave Hill and Newcastle Waters 1:250 000 standard Map Sheets. The survey commenced acquistion on 14 August 2015 completed the data acquistion phase of the survey on 18 September.

West Kimberley

WA

Airborne EM

100%

N/A

Est. 5,057 line kms

0.2-2km and individual traverses

<40m agl

The survey aim is to collect geophysical data to support investigations of regional groundwater resources and irrigation potential in the Fitzroy River and May-Meda River catchments. Flying commenced on 26 September and concluded on 17 October.

Ord-Bonaparte

WA

Airborne EM

45.6%

N/A

Est. 2,780 line kms

0.5-5 km and individual traverses

<40m agl

The survey aim is to collect geophysical data to support investigations of regional groundwater resources and irrigation potential of the Cockatoo Sands plain. Flying commenced on 21 October and was 45.6% complete to 26 October.

Musgraves

SA

Airborne EM

N/A

N/A

Est. 16,000 line kms

2 km

TBA

The proposed survey covers parts of the Mann, Woodroffe, Alberga, Birksgate, Lindsay and Everard 1:250 000 Standard Map Sheets. The Quotation Request was released on 12 October and closed on 31 October. The survey aims to define the distribution of cover sequences that obscure the basement geology and to aid the definition of the groundwater resource potential of the region.

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

For more information, please email clientservices@ga.gov.au; or phone 1800 800 173.

Visit the Minerals Alert Newsletter Archive to see past editions of our Minerals Alert.

To unsubscribe visit the online subscription page and follow the instructions.