July 21 (Reuters) - Iluka Resources Ltd ILU.AX :
* Revised Mining Area C royalty arrangement ILU.AX
* Says advises an amendment to its mining area c royalty arrangements has been agreed with BHP Billiton and its joint venture partners
* Says "as part of the changes, Iluka is to receive an immediate one-off payment of US$8 million"
* Says an agreement has been reached for a revised basis for the determination of the royalty
* Modification has effect of increasing revenue base upon which royalty is payable
* Modification has effect of decreasing the royalty rate from 1.25 per cent to 1.232 per cent, effective from 1 July 2014
* Royalty payments continue to be denominated in Australian dollars and there are no changes in respect of capacity payment provisions
* Source text for Eikon ID:nASXc1mtYc
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