Placer Dome Inc. was a large mining company specializing in gold and other precious metals, with corporate headquarters in Vancouver, British Columbia, Canada. In August 2005, the company had interests in 16 gold mining operations in 7 countries; it had a market capitalization of $6.7 billion USD (on June 30, 2005). [ 2 ]

Placer Dome Inc. was formed in 1987 by the amalgamation of three Canadian mining companies, creating the largest gold producer in North America with an annual output of more than 800,000 ounces of gold.

Featuring the recollections of a coterie of former employees, retirees and five former chief executive officers, A History: Placer Development Limited and Placer Dome Inc. records the highlights of a world-class Canadian mining company’s evolution over 80 years.

2006年3月15日 · Barrick Gold Corporation announces that it has acquired all of the remaining common shares of Placer Dome Inc. pursuant to its statutory right of compulsory acquisition.

Dome Mines Limited was a Canadian mining company that existed from 1910 to 1987. It has been the largest gold producer in Canada and in North America. The company was formed to operate the Dome Mine in Timmins, Ontario, and expanded to operate mines in Ontario and Quebec. Subsidiary Dome Petroleum was formed in 1950.

For 16 years, from 1975 to 1991, Placer Dome oversaw the dumping, via surface disposal, of more than 200 million tons of mine tailings directly into the shallow waters of Calancan Bay, covering corals and seagrasses and the bottom of the bay with 80 square kilometers of tailings.

2005年8月12日 · On March 24, 1996 a massive tailings spill at Placer Dome's Marcopper Mining Corporation (Marcopper) mine in the Philippines filled the 26-kilometre-long Boac River on the island of Marinduque with 3-4 million tons of metal enriched and acid generating tailings. The spill happened when a badly sealed drainage tunnel in an old mine pit burst.

2011年9月17日 · Placer Dome Inc. was formed in 1987 by the amalgamation of three Canadian mining companies, creating the largest gold producer in North America with an annual output of more than 800,000 ounces of gold.

2023年8月6日 · Flooded villages, toxic rivers, ill residents, children dying: The 1996 Marcopper Placer Dome mining disaster remains one of the largest environmental disasters in Philippine history. The fight for justice still goes on.

2005年12月23日 · Toronto-based Barrick Gold Corp., the world’s No. 3 gold producer, agreed to acquire Vancouver-based Placer Dome Inc., the world’s sixth-largest, in a now-friendly deal that topped the previous...