Australian miner Newcrest has withdrawn from the option and earn-in agreement for the Rattlesnake Hills gold project, in Wyoming, US, TSX-V-listed GFG Resources has said. Since September 2018, Newcrest has invested $5-million in exploration expenditures on the project, which included more than 4 000 m of drilling, extensive reprocessing and modelling of regional and local geophysics, hyperspectral scanning of historic core and the application of machine learning technology to generate a new deposit-scale alteration and targeting model.