The rock, a unique transparent one with a visible yellow shade and of gem-quality, is the second major find since the launch of the Verkhne-Munskoye diamond deposit.
De Beers has invested in a synthetic diamond factory in the U.S. state of Oregon, which should produce more than half a million rough carats a year in 2020.
Ernst & Young’s Canadian Mining Eye index, which tracks the performance of 100 Toronto Stock Exchange and TSX Venture Exchange mid-tier and junior miners — dropped 2% in the last quarter of 2018.
According to Fitch Solutions, off-grid mines could benefit from reducing their dependency on diesel while taking advantage of the region's favourable climate conditions.