Mining operations to extract Attapulgite clay commenced at Lake Nerramyne in 1978. The Attapulgite mining tenements collectively cover approximately 2681.67 ha in total. The Lake Nerramyne tenements contain the largest known deposit of Attapulgite in Australia that is of premium quality with exceptional absorption and adsorption capabilities.


Mining at Lake Nerramyne occurs on a campaign basis every 2 to 3 years. HRS had commenced mining campaign in 2019 in late spring/early summer which is still ongoing tin 2020 to extract around 80,000 BCM of Attapulgite.



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