TanzaniteOne Mining Ltd is the world's largest and most scientifically advanced miner and supplier of the rare and precious gemstone Tanzanite.
Our unique position as the globes leading miners of the gemstone, our advanced onsite faceting and polishing facilities combined with distribution and manufacturing partnerships held with prestigious international gem and jewellery companies allows us to support and influence the entire Tanzanite chain, from mine to market.
- Conflict Free. Our Tanzanite is obtained following established labour laws, without the use of child labour or violence and in a way that minimises environmental impact.
- The Industry Leader. TanzaniteOne owns the licence to mine Block C, the world's largest commercial Tanzanite mining facility. This state-of-the-art operation produces a consistent, cost effective and high quality supply of gemstones.
- Prestigious. TanzaniteOne’s rough stones are sold to only eight, high status 'Sightholder' companies worldwide.
- Most Beautiful. Our onsite polishing facility produces truly brilliant Tanzanite. Calibrated stones are cut to proportions that showcase each gemstone’s exceptional beauty