Arthur Thomas Griffis (1912 – 1982)

Geologist Arthur Thomas Griffis has truly earned his place of honor in Canadian mining history. He discovered five iron deposits for the Iron Ore Company of Canada, a copper deposit at the McIntyre Porcupine gold mine and developed a profitable copper-zinc orebody near Timmins, Ont., for Canadian Jamieson Mines.

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Klondike Discoverers

The discovery of placer gold in the Klondike set off one of the world’s greatest gold rushes and forever changed the history of Yukon and Canada.

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James Edgar Thomson (1906 – 1982)

James Thomson embodied dedication to the mining industry throughout his 44-year career with the Ontario Department of Mines (ODM), later the Ontario Geological Survey (OGS). He revived, enlarged and modernized ODM, transforming it into an increasingly important body recognized in Canada and internationally for its technical excellence.

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Joseph Arlington Retty (1904 – 1961)

Joseph Retty played a major role in the discovery of iron ore deposits in the Quebec-Labrador boundary region, remote wilderness which was later developed into one of the world’s greatest iron-producing fields.

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Alexander Stewart Dadson (1906 – 1968)

When Alexander Dadson began exploring the Yellowknife region in the early 1940s, he saw potential beyond the small, high-grade gold showings known to exist since 1898.

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Richard Geren (1917 – 2002)

Richard Geren has been aptly described as a man with mining in his blood, mind and soul. As a geologist working with Labrador Mining and Exploration, he was a key member of a team that delineated high-grade iron ore in the Knob Lake area of northeastern Quebec.

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William James (1929 – 2018)

Known best as the mining industry’s “turnaround man,” William (Bill) James has used his skills as a geologist, miner, consultant and senior executive to build and strengthen several of Canada’s most important mining companies.

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James Edward Gill (1901 – 1980)

Scientist-teacher and discoverer-developer of mines, Jim Gill’ made major contributions in every area he touched throughout a long and extra-full life in mining.

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The Cobalt Discoverers

In 2003 the northern Ontario town of Cobalt marks the 100th anniversary of the discovery of a silver bonanza that to this day reverberates throughout the Canadian economy. In recognition of the impact of the events of a century ago, the Cobalt silver camp today is a protected Canadian government Heritage District and the community has been named “The Most Historic Town in Ontario.”

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Michael J. Knuckey (b. 1936)

Michael J. Knuckey’s induction into the Canadian Mining Hall of Fame recognizes his leadership role in the discovery or development of at least 10 mineral deposits, of which two are truly world class. Of these deposits, eight have become mines.

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