Orient was drilled out on 20 metre sections in the upper zone and 40m sections at depth by RGC Thalanga Pty Ltd. The drilling occurred from 1995-1997 and the current resource based on intersections from 37 diamond drill holes. Orient is located 1.3km east of Vomacka pit under cover (Campaspe Formation) and the resource consists of a high grade massive sulphide lens plus a footwall stringer zone.
Orient hosts a JORC Code (2012) compliant Mineral Resource of 539kt grading 0.9% Cu, 1.8% Pb, 8.0% Zn, 0.2g/t Au and 45g/t Ag. The resource estimate was completed by Mining One Consultants in January 2015.
For further details of the Orient resource and the supporting disclosures and appendices, please refer Thalanga Projects – Reserves & Resources and also to the Red River ASX release “Thalanga Project – Updated Mineral Resource Estimate” dated 11 February 2015.