Tanzania, June 25 -- Arusha. Small scale miner Saniniu Laizer has made history after he became the first man to mine biggest Tanzanite gemstones in history, the first gemstone weighed 9.27kg, while the second weighed 5.103kg.

Until yesterday, the world's largest rough tanzanite find at Mererani was a 3.38 kilogramme (16,838 carats) stone mined in 2005.

The two dark violet-blue gemstones, each about the dimensions of a forearm, were discovered by Saniniu Laizer in one of the tanzanite mines raked in a hefty Sh. 7.7 billion from the sale.

With the mining pits still promising for more rare gems, Mr Saniniu Kuriani Laizer believes he can still rake in more from his Block D site.

That would perfect his dreams to extend his business empire be...