Precompetitive Review

A unique and dedicated source of news and insights on Australian precompetitive geoscience for mineral exploration

Latest News

Heavy minerals strongly suggest Kiwirrkurra (Aileron/Warumpi) has many more surprises in store

Heavy minerals strongly suggest Kiwirrkurra (Aileron/Warumpi) has many more surprises in store

Strong evidence the Kiwirrkurra (Aileron and Warumpi) region in WA has many more surprises for mineral explorers than carbonatites has ...
Older, primary structure calls for a rethink of Yilgarn history and suggests new corridors for exploration

Older, primary structure calls for a rethink of Yilgarn history and suggests new corridors for exploration

Innovative new analysis of seismic data acquired by the Geological Survey of Western Australia has ...
GSWA out on the ground in wide program to answer big questions about Kiwirrkurrra (Aileron/Warumpi)

GSWA out on the ground in wide program to answer big questions about Kiwirrkurrra (Aileron/Warumpi)

The Geological Survey of WA is stepping up activity in the Kiwirrkurra region (or Aileron ...
GSWA working on a revolution from the inside to create even greater impact

GSWA working on a revolution from the inside to create even greater impact

The Geological Survey of Western Australia is planning a major overhaul of the way it ...
Toongi-age pulses of alkaline magmatism found in Victoria

Toongi-age pulses of alkaline magmatism found in Victoria

Toongi-age rocks have been uncovered in Victoria as part of several newly identified pulses of ...
New map of structure inside the Gawler Craton delivers exciting ideas for multiple deposit styles

New map of structure inside the Gawler Craton delivers exciting ideas for multiple deposit styles

Hojat Shirmard and colleagues at the University of Sydney’s EarthByte Group have followed up their ...

In Brief...

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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The famous LAB map gets an update among suite of new developments for targeting regions under cover

The famous LAB map gets an update among suite of new developments for targeting regions under cover

Geoscience Australia’s national map of depth to the lithosphere-asthenosphere boundary (LAB) and the depth contour associated with sediment-hosted deposits and ...
First look at national AusArray delivers surprises in the Eucla Basin

First look at national AusArray delivers surprises in the Eucla Basin

Preliminary results from the 220-km spaced national grid of AusArray show it represents a step-change in the quality of continental-scale ...
Innovative map of favourable mantle locations could be a new IOCG exploration tool

Innovative map of favourable mantle locations could be a new IOCG exploration tool

Geoscience Australia has released an intriguing national-scale map and supporting dataset that could point the way to new greenfield provinces ...
New paper rewrites the tectonic history of northern Australia, proposing an Andean-style arc with repeated magmatism

New paper rewrites the tectonic history of northern Australia, proposing an Andean-style arc with repeated magmatism

A new tectonics research paper by three of the country’s top geoscientists proposes a Trans-Australian Orogen of Himalayan proportions across ...
World-leading natural source IP at Vulcan demonstrates a new exploration tool for deep targets

World-leading natural source IP at Vulcan demonstrates a new exploration tool for deep targets

The MT pioneers at the University of Adelaide have extracted an induced polarisation (IP) study from an MT survey of ...
First national predictive map for IOCGs upgrades Cu-Au potential in several regions

First national predictive map for IOCGs upgrades Cu-Au potential in several regions

Geoscience Australia last week released its first national mineral potential map (MPM) for IOCGs, which has significantly upgraded the copper-gold ...
GSWA may have found a key piece of the copper puzzle in the Paterson

GSWA may have found a key piece of the copper puzzle in the Paterson

An African Copper Belt analogue for exploration in the Paterson region has become stronger thanks to new geochronology by the ...
Could the western Tanami host a new Ni-Cu-PGE province?

Could the western Tanami host a new Ni-Cu-PGE province?

Hamelin Gold has released geochronology on its surprise discovery of mafic intrusions in the western Tanami region, which suggests it ...
Pilbara iron deposits tied to craton-scale hydrothermal fluid events in the Mesoproterozic

Pilbara iron deposits tied to craton-scale hydrothermal fluid events in the Mesoproterozic

New research has found the Pilbara’s great iron deposits were created up to 1 billion years later than previously believed ...
New geochemistry from NSW trove of legacy samples reveals strong lithium trend

New geochemistry from NSW trove of legacy samples reveals strong lithium trend

Surprising trends in lithium and tin have emerged from a large release by the Geological Survey of NSW of modern ...