A small team of Tanzanian miners discovered the largest tanzanite stones in the country's history.
Saniniu Laizer, 52, a Maasai miner, and his team found the two stones weighing 20.4 pounds and 11.3 pounds.
According to CNN, the stones were found at Mererani hill in the country's northern Manyara region.
Lazier sold the stones to the government for 7.7 billion Tanzanian shillings or $3.3 million.
Tanzanites have a blue or deep violet color and can only be found in Tanzania.