We supply flotation and gravity gold concentrates from Kazakhstani gold-mining operations. Material is supplied with full LBMA-aligned chain of custody documentation, suitable for direct refinery feed.
Request a QuoteSpecifications below cover the most commonly traded gold concentrate types from our supplier base. Each cargo is supported by independent assay (SGS, Alex Stewart) and a refinery acceptance check.
| Parameter | Flotation Concentrate | Gravity Concentrate |
|---|---|---|
| Au | 25 – 60 g/t | 50 – 150 g/t |
| Ag | 50 – 200 g/t | 100 – 400 g/t |
| Cu (credit) | 0 – 1.5% | typically < 0.5% |
| Fe | 20 – 35% | 15 – 25% |
| S | 15 – 28% | 5 – 15% |
| As | ≤ 1.0% | ≤ 0.5% |
| Hg | ≤ 50 ppm | ≤ 30 ppm |
| Moisture | ≤ 9.0% | ≤ 8.0% |
Refining charges and payable percentages are agreed on a per-contract basis. We work with refineries in Switzerland, UAE, Turkey, Hong Kong, and Greater China, all with clear chain-of-custody and KYC alignment.
Request grade ranges, payable terms, and refinery routing.
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