Exploration heats up following emerald discovery.The discovery of emeralds near Dryden should jump-start exploration in northwestern Ontario Northwestern Ontario is the region within the Canadian province of Ontario which lies north and west of Lake Superior, and west of Hudson Bay and James Bay. It includes most of subarctic Ontario. , says a provincial geologist. The announcement in mid-June by Vancouver exploration company, True North Gems, confirming emerald emerald, the green variety of beryl, of which aquamarine is the blue variety. Chemically, it is a beryllium-aluminum silicate whose color is due to small quantities of chromium compounds. mineralization Mineralization The process by which the body uses minerals to build bone structure. Mentioned in: Rickets mineralization, n the bioprecipitation of an inorganic substance. on its Ghost Lake property, marks the first potential gem-quality emeralds outside of the Yukon. A 500-kilogram bulk sample taken by the company revealed several gem and near-gem emeralds. "It's definitely a boost for the whole Dryden area," says Allen Raoul, a provincial district support geologist in Kenora. "For all these (exploration) companies working in the area, it will be easier to raise money from backers. "No matter what happens it will bring more exploration for that whole Dryden field and brings a better chance of something economical being found." Raoul says the area holds good potential for emeralds with about a half a dozen known occurrences staked up in a pegmamite field of about 100 square kilometres Square kilometre (U.S. spelling: square kilometer), symbol km², is a decimal multiple of the SI unit of surface area, the square metre, one of the SI derived units. 1 km² is equal to:
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