JACK HALLBERG’S AMAZING YILGARN MAPPING ARE AVAILABLE VIA GSWA
SGC is thrilled to share that Jack Hallberg’s lifetime geological mapping is now accessible to the public through the Geological Survey of Western Australia (GSWA). His extensive collection includes 347 maps at 1:25,000 scale, detailing the major gold and nickel-bearing greenstone belts in the Yilgarn Craton. If you need assistance with registration or merging these […]