pit mine sentence - pit mine sentence in Hindi (21-30)

	21.	At its peak, the city of open-pit mines in the world.
	22.	The open pit mine has operated over historic underground gold mine workings since 1988.
	23.	The Cullinan kimberlite was discovered in 1902 and in 1903 open pit mining commenced.
	24.	Like the Robinson mine, it is an open pit mine and produces copper.
	25.	Tracks were laid through the open-pit mine, with the length varying.
	26.	Mason and Barry switched from tunnel mining to open-pit mining in 1867.
	27.	The is an open-pit mine in Hachinohe, Aomori Prefecture, Japan.
	28.	Troilus is a new open-pit mine in Quebec that began production in January.
	29.	The Paroo Station lead carbonate open pit mine is located 30 kilometres west of Wiluna.
	30.	Both have been open-pit mines.

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