Investor Presentaiton

( Benchmarking to Existing SOP Operations agrimin Extraction Method Potassium Concentration Lake Surface Area Net Evaporation Harvesting Method Process Flowsheet Distance to Port Mackay, Australia Trenching of Near Surface Brines 3,603 mg/L 3,500 km² 3,400 mm/year Dry Harvest Flotation & Crystallisation 590 km road & 1,410 km rail Luobupo, China Trenching of Near Surface Brines 10,413 mg/L 5,500 km² 3,500 mm/year Wet Harvest Proprietary 3,220 km rail Great Salt Lake, USA Pumping of Near Surface Brines 4,600 mg/L 4,400 km² 1,300 mm/year Dry Harvest Flotation & Crystallisation 1,165 km rail or perso LL agrimin Mackay Project, Australia SDIC Luobupo Operation, China Compass Minerals Great Salt Lakes Operation, USA 40km Google earth 40km 40km Google Google earth Investor Presentation | December 2016 18

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