QuantumResources Ltd. said July 22 that it has entered into a deed ofvariation and joint venture agreement with Newmont Mining Corp. unit Newmont Tanami Pty. Ltd.covering the OfficerHill gold tenement in Australia's Northern Territory.

Newmont is now required to spend A$500,000 over three years toearn a 70% interest in the property, compared to up to a 75% stake previously.

All other terms under the joint venture agreement remain thesame.