Tanzania, May 13 -- Mirerani, Simanjiro. One hundred licensed small-scale gemstone traders (brokers) have taken part in the Tanzanite gemstone auction held in Mirerani, a small mining town in Simanjiro District, Manyara Region.

Speaking on Wednesday, May 13, 2026, Mirerani Resident Mining Officer (RMO) George Kaseza said the 100 traders had registered to participate in the auction, which is being conducted at the Mirerani gemstone market building.

Mr Kaseza explained that the traders were participating after registering and submitting their bids online, following a transparent inspection of the gemstones.

He said all eligible small-scale traders with valid licences were given the opportunity to take part without restriction.

He added ...