Dense Media Separation

• 1 and 15 t/hour throughputs
• 2 x 1 t/hr plants -100 mm cyclone for recovery of diamonds up to 6 mm
• 1 x 15 t/hr plant – 360 mm cyclone for recovery of diamonds up to 25 mm
• Plant operating efficiency monitored using density tracers

Processing Circuit

• Sample crushing and scrubbing circuits to match DMS capacity
• Scrubbing/desliming @ 0.8 mm bottom screen size
• Recycle/regrind on primary recovery circuit to recover locked diamonds

Diamond Recovery

• Grease table and SORTEX™ recovery of diamonds from DMS concentrate streams
• Recycle/regrind of grease table and SORTEX™ rejects
• QA/QC program using natural diamond spikes (currently 99.5% recovery)
• Final diamond recovery from grease table and X-ray concentrates in secure,limited access facility

Site Security includes

• Locked compound
• Contract security service: 24 hr/day, 7 days/week
• Multiplex recording facilities with 9 camera portals

Selected International Experience List

• Contact Diamond
• BHP Billiton
• KWG
• Stornoway
• Dianor
• Hudson Resources
• Vaaldiam
• True North Gems
• Diamonds North