Precompetitive Review
A unique and dedicated source of news and insights on Australian precompetitive geoscience for mineral exploration
Latest News
In Brief...
NTGS flying 200-metre magnetics across the Top End
The Northern Territory Geological Survey has begun flying two regional magnetic and radiometric surveys covering almost 50,000 sq.km of the…
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Interp-ready seismic package released for Greater McArthur
The Northern Territory Geological Survey and Geognostics have made it easier for industry to correlate stratigraphy across the vast expanse…
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North Isa airborne gravity survey underway
The North Isa Airborne Gravity Gradiometry (AGG) survey began flying on 1 June 2026. Data acquisition over about 40,000 line…
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Southeast NT explorers helped by updated SEEBASE
The Northern Territory Geological Survey had released an updated SEEBASE model of the Warburton-Pedirka-Eromanga basins in the southeast of the…
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West Arnhem 4km ground gravity released
The Northern Territory Geological Survey has released ground gravity data on a 4km grid over the West Arnhem region, representing…
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GA flying AEM in three states
Geoscience Australia is flying AEM surveys over South Australia’s Eyre Peninsula, Central Victoria and all of Tasmania, beginning next month.…
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GSWA releases Kiwirrkurra data package
The Geological Survey of WA as released a package of data to accelerate exploration in the remote Kiwirrkurra region, which…
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Co-funding set to return in SA
Government co-funding for drilling and other exploration is set to return in South Australia under an election promise by Labor.…
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Final 100-metre Narryer magnetics set for release
GSWA has completed a big upgrade of magnetics and radiometrics over the Narryer Terrane and its boundary with the Youanmi…
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Northern Gawler NDI open for applications
South Australia’s Department of Energy and Mining opened applications on 9 February for 11,000 sq.km of ground north of Coober…
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“3-in-1” Boodjamulla-Croydon regional seismic data released
The Geological Survey of Queensland and Geoscience Australia have released the raw data from the 840+ kilometre Boodjamulla–Croydon seismic survey, completed in September…
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WA Premier’s award for greenstone barcode project
The Geological Survey of WA’s greenstone barcoding project has won the WA Premier’s Science Award for science project of 2025.…
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High purity silica all over NSW
A study by the Geological Survey of NSW has found 50 occurrences of high purity silica around the state exceeding…
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NTGS report provides vectors for uranium in Alligator Rivers
A detailed study of the high-grade Angularli uranium deposit by the Northern Territory Geological Survey provides new vectors for unconformity-style…
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New map sheet in heart of Lawn Hill and South Nicholson
The Northern Territory Geological Survey has released a major update to the Mt Drummond mapsheet. The new edition includes 42…
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CSIRO-GSQ study of major QLD deposits
The Geological Survey of Queensland has teamed up with CSIRO to conduct Maia Mapper studies of mineralisation of more than…
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Deep structure of western Yilgarn margin revealed
The Geological Survey of WA has released data from three regional seismic lines shot in 2023-24 across the western edge…
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+99% silica found by GA sampling campaign
Explorers with their eye on silica can gain a headstart with results of a new Geoscience Australian sampling campaign. A…
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GA releases new geochron across Victoria
Geoscience Australia has released new U-Pb zircon geochronology data from granitoid rocks collected across Victoria as part of the $225m…
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GSSA launches new data catalogue
The Geological Survey of South Australia this week launched a new data catalogue within its SARIG platform. The catalogue provides…
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GSNSW open for $2.5 million in co-funding
The Geological Survey of NSW this week open the application period for $2.5 million in co-funding under a new Critical…
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AusLAMP data released over Boulia
Geoscience Australia and the Geological Survey of Queensland have released a small but well targeted batch of new AusLAMP data…
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Co-funding offer from Tasmania
The Tasmanian Government is enticing critical mineral explorers with an offer to co-fund up to $90,000 for exploration drilling. A…
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100-metre magnetics and radiometrics in Murchison and Gascoyne
GSWA is conducting an airborne magnetic and radiometric survey at a line spacing of 100 metres to dramatically improve imaging…
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GA database on Ge, In, Ga and Cd in zinc ores
Geoscience Australia has released a database of Ge, In, Ga and Cd in sphalerite, along with estimates of the endowment…
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GSSA releases 2024 radiometric map of SA
The Geological Survey of SA has released its 2024 Radiometric Map of SA. The new dataset represents a big advance…
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Airborne gravity completed in Victoria
A 150,000-sq.km airborne gravity survey has been completed over the eastern half of Victoria on flight line spacings of just…
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National 3D models of density and magnetic susceptibility
Geoscience Australia has released national 3D models of density and magnetic susceptibility to a depth of 55.5 km. Among other…
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NE Qld AusAEM survey completed
Acquisition of a big extension of AusAEM into northeast and central QLD has been completed. The survey covers almost 30,000…
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3D data compilation of Birrindudu
The Northern Territory Geological Survey (NTGS) has released a 3D compilation of open-file data for the Birrindudu Basin and its…
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Anorthosite mining in SA?
Deep weathering of Hiltaba Suite granites on the Gawler Craton means South Australia likely has great potential for high-grade kaolin…
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1,007 NSW rocks added to Isotopic Atlas
Geoscience Australia has added 1,007 U-Pb ages of rocks, sediments and minerals in NSW to the Isotopic Atlas within the…
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100-metre Einasleigh magnetics
The Geological Survey of Queensland expects to release high resolution magnetics and radiometrics over the Einasleigh region by the end…
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GSQ, GA release two airborne gravity surveys
The Geological Survey of Queensland and Geoscience Australia have released the Etheridge and Blackall Airborne Gravity Gradiometry surveys at 1…
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NGSA, NAGS added to Levelled Geochemical Baseline
Geoscience Australia has brought its two big regional geochemical surveys – the National Geochemical Survey of Australia (NGSA) and the…
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Deep crustal seismic through Julimar released this week
GSWA’s much-anticipated deep reflection seismic data through the Midwest region will be released on 15 August. Data will become available…
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Geochemical data release on source rocks in the Stuart Shelf
Geoscience Australia has released a second batch of geochemical data aimed at finding source rocks on the Stuart Shelf. The…
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New paper of genesis of world’s largest MVT deposit
The Chinese Academy of Sciences has released an open access paper on the “anatomy and genesis of the world’s largest…
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New data backs porphyry Cu fertility in Delamerian in SA
A new paper led by Wei Hong (former MinEx CRC/GSSA researcher and now UTAS Research Fellow) makes a strong case…
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In the future, bacteria could extract your REEs
Biologists have discovered bacteria in the Solfatara Crater in Italy that gobble up REEs, creating potential for biological processing of…
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NZ releases national soil geochemistry atlas
New Zealand’s geoscience agency has released a national atlas of soil geochemistry, with a full suite of 65 elements from…
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New database of all GA active and passive seismic
Geoscience Australia and its state partners have been shooting deep crustal seismic lines for decades, which means there could be…
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NSW releases multiple surveys
NSW’s Minister for Resources, Courtney Houssos, this week announced a number of geophysical data releases ahead of GSNSW’s annual Exploration…
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Two major surveys set to begin flying in NE QLD
Geoscience Australia and GSQ will begin acquisition by the end of June of 33,000 line-km of airborne gravity gradiometry (AGG)…
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Zn, Cu skarn mineralisation in NE QLD tied to younger magmas
New UQ-GSQ research on the Mt Garnet skarn deposit (where Kagara Zinc delineated 4 Mt @ 6% Zn and 0.34%…
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New indicators for sanukitoid gold followers in the Yilgarn
Researchers at the Centre for Exploration Targeting have a new paper with ideas for discovery of multi-million-ounce sanukitoid gold deposits…
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Graphite prospectivity report in SA
The Geological Survey of South has released a prospectivity report on graphite, noting that SA actually has two-thirds of Australia’s…
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New lithium data across national catchments
Lithium explorers have a whole new national dataset to work with. GA released on 13 February acid digest results for…
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Paleovalley maps in western Gawler
Paleovalleys anywhere near the uranium-rich Gawler Craton are hot property at the moment, so there will be interest in a…
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Pedirka gravity and reprocessed seismic
NTGS has released a major ground gravity dataset in the Pedirka Basin in the southeast of the Northern Territory. Gravity…
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Cobar AEM
AusAEM-2
MT across southeast Australia as a vector to orogenic gold
