The 158.20-carat gem-quality yellow diamond. (Image courtesy of Rio Tinto.)
Rio Tinto (ASX, LON,: RIO) has unearthed a 158.20-carat gem-quality yellow diamond at it Diavik mine, located 200 km south of the Arctic Circle in Canada’s Northwest Territories. The precious rock is one of only five yellow diamonds weighing more than 100 carats ever found at Diavik in its 22-year history.
Diavik’s production primarily consists of white gem-quality diamonds, with less than one percent of its production yielding rare yellow diamonds.
“This two billion year old, natural Canadian diamond, is a miracle of nature and testament to the skill and fortitude of all the men and women who work in Diavik’s challenging sub-Arctic environment,” chief operating officer Matt Breen said.
Since it opened in 2003, Diavik has produced remarkable diamonds. In 2018, the company unveiled a 552-carat yellow gem quality…


