open pit mining वाक्य
उदाहरण वाक्य
मोबाइल
- This can happen in open pit mines as well as in underground mines.
- Like the Robinson mine, it is an open pit mine and produces copper.
- Since it is an open pit mine it would disturb the natural environment.
- Pre-open pit mining began in 1863 by Comstock Lode miners.
- Open Pit mining at Nchanga started in 1955, in the main Nchanga Open Pit.
- It is also an open pit mine and produces copper.
- The Cullinan kimberlite was discovered in 1902 and in 1903 open pit mining commenced.
- Gold in Bolivia is produced mainly from open pit mine through a carbon-in-leach operation.
- Open pit mining started at the Rowe mine in 1912.
- The open pit mine has operated over historic underground gold mine workings since 1988.
- In 1904, Jackling recommended open pit mining, using steam shovels to load railroad cars.
- The first open pit mine was located in Lac-Jeanine, Quebec.
- Newmont plans to return to open pit mining in 2010 if drilling results are positive.
- When Graniterock obtained the permit in 1983, it began to excavate a open pit mine.
- The workings include a very large open pit mine, an underground mine and four concentrators.
- An open pit mine began operation in 1882, and moved to underground mining by 1900.
- It services a mining town ( the open pit mine is in this town ).
- The Paroo Station lead carbonate open pit mine is located 30 kilometres west of Wiluna.
- ACL mainly open pit mined chrysotile asbestos in the eponymously named town, Asbestos, Quebec, Canada.
- Exhausted open pit mines may be refilled with tailings.
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