Saniniu Laizer, 52, recently discovered the rare, dark violet-blue tanzanite gem, weighing 14 pounds. Tanzanite is only found in northern Tanzania and is valued based on its rarity, color and clarity.

Tanzanite is said to be a gemstone found only in the northern region of the country. It's reportedly used to make ornaments -- with its rarity defined by how clear or well defined the color is.

A humble Tanzanian miner has discovered the world’s largest cache of tanzanite — worth over $3 million. The two midnight-blue gemstones were unearthed in the eastern African country’s north ...

A small-scale miner from Tanzania become an overnight millionaire on Wednesday after he sold two rough tanzanite gemstones said to be the largest ever found in the country. Saniniu Laizer, 52 ...

A team of Tanzanian miners has discovered the largest tanzanite stones ever seen in the country’s history. Saniniu Laizer, 52, a Maasai small scale miner and his team found the two stones ...

Tanzanian miner Saniniu Laizer unearthed the largest tanzanite gem in the country's history. ... for the two dark violet-blue gemstones, which weigh 9.27 kilograms (20.43 pounds) and 5.108 ...

From there, the gems ended up in places like the Kristalle jewelry store in Laguna Beach, where owner Wayne Leicht recently sold a large uncut tanzanite for $50,000.

A small-scale Tanzanian mining company found three rare Tanzanite gemstones in a three-month period. Saniniu Laizer's company found two in June 2020 worth $3.4m (£2.6m) before finding a third ...

Tanzanite is said to be a gemstone found only in the northern region of the country. It’s reportedly used to make ornaments — with its rarity defined by how clear or well defined the color is.

A team of Tanzanian miners has discovered the largest tanzanite stones ever seen in the country’s history. Saniniu Laizer, 52, a Maasai small scale miner and his team found the two stones ...