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Reserves and Resources statement as prepared by PT. RungePincockMinarco ("RPM") to JORC (2012) standard as at 1 April 2022, long-term coal price used US$ 100.0 per tonne (6,322 Kcal/kg GAR). Resources are inclusive of Reserves. For further information in relation to the preparation of these reserve and resource statements please click the following link:
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Statement of Open Cut Coal Resources as prepared by PT. New Resource Mine Consulting to JORC (2012) Standard as at 28 February 2015. There has been no mining on this concession since this date.
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Mineable Pit quantities and stripping ratio are based on practical pit shell and not reserves
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Wahana Underground Resources statement as prepared by SRK Consulting China Ltd. ("SRK") to JORC 2012 standard as at 30th September 2019.
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Reserves and Resources statement as prepared by PT. RungePincockMinarco ("RPM") to JORC (2012) standard as at 1 April 2022, long-term coal price used US$ 80.0 per tonne (6,322 Kcal/kg GAR). Resources are inclusive of Reserves. For further information in relation to the preparation of these reserve and resource statements please click the following links:
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RPM advise that the difference between Mineable Pit quantities and Total Coal Reserves is the inclusion of Inferred category of Coal Resource. In the Total Coal Reserve estimate, Inferred Resources have been treated as waste and therefore assigned the full value of waste costs and no revenue.
