#Fortuna grades based on FTIR analysis with ~10% samples validated by low temperature (148oC) caustic digest and ICP analysis. All other resources were based on low temperature (148oC) caustic digest and ICP analysis. This method simulates the low temperature Bayer process.
#Available Alumina figures were based on low temperature (148oC) caustic digest- High temperature digestion may result in higher available alumina however the exact extent of this increase is not known at this time
BRL - BRL retain 100% beneficial interest in bauxite
BAJV – Bauxite Resource Joint Venture area with Yankuang Resources Ltd where the BRL retains 30% beneficial interest in the bauxite rights.
HDMJV – Resources within joint venture with HD Mining & Investments Pty Ltd, the wholly owned subsidiary of Shandong Bureau No.1 Institute for Prospecting of Geology & Minerals. At the time of writing the Company retains 100% beneficial interest. HD Mining can earn up to 60 % of bauxite rights upon completion of certain milestones including completion of a BFS leading to a decision to mine.

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