Investor Presentaiton

C L> Rover 4 - Expanding the Footprint of the Rover 1 Strategy Potential To Add A Resource at Rover 4 to the Rover 1 Development Schematic of Rover 1 Engineering Design with Rover 4 Location Facing West Plan View of Rover 1 Proposed Engineering Design with Rover 4 Location Surface Rover 1 - Proposed Mine Design Decline Jupiter West Rover 4 Mineralised Zone Key Jupiter Copper Zones Gold Zones Jupiter Deeps Ironstone Zones Decline Rover 1-Proposed Mine Design 12 castile.com.au ASX:CST 2 February 2022 "Copper At Rover 4 Adds to Plans at Rover 1" Rover 4 Ironstone Boxcut Boxcut

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