I don't know
but I think it is always 0 or under
How did mines change since 1750 to 1900?
Drift mines are characterized by the use of a level tunnel leading into the mine, while slope mines have an inclined tunnel, and shaft mines utilize a vertical tunnel
The problem of flooding in coal mines. It was designed to pump water out of mines.
I'm not sure, but I think you could be talking about the game minesweeper that comes as a standard game with windows programs. The numbers that pop up mean that the box with that number is touching that amount of mines. So if a specific box has a 2 in it, only 2 of the 8 boxes touching that box will have mines in them.
covers establishments primarily engaged in producing bituminous coal or lignite at surface mines or in developing bituminous coal or lignite surface mines.
Positive 73 is.
mines bigger
I bathe mines in the sink if its bigger then 5 inches then bathe it in the bath tub.
In 1998 there were about 860 underground coal mines in operation. By 2001 that number had declined to 719 underground mines.
519-972-1777 Windsor Salt Mines FAX #
The phone number of the Missouri Mines State Historic Site is: 573-431-6226.
It is difficult to provide an exact number of abandoned mines in the world due to the lack of comprehensive data. Abandoned mines exist in various countries, and the number varies depending on the region's mining history, regulations, and economic factors. Environmental and safety concerns associated with abandoned mines make it a global issue that requires attention.
The total number of coal mines in operation in 2002 totaled 1,426, compared to 2,746 a decade prior.
There is nothing negative about open pit mines in and of themselves. However, open pit mines have three problems. The first problem comes with what the mine owners do with the overburden over the ore. The second problem comes with what the mine owners do with the tailings. And the third problem involves what to do with the pit after the ore is extracted. Different governments handle it in different ways. In the United States, The State of Pennsylvania has a law that requires the mining company to restore the land. Where there were open pit mines, there are now beautiful meadows. In West Virginia were there were open pit mines, there are denuded hill tops and acid filled streams.
170 000 in 2007. See the Facts and Figures publication available from the Chamber of Mines (www.bullion.org.za)
In Minesweeper, the numbers on the blocks indicate how many mines are adjacent to that square. This includes all eight surrounding tiles—horizontally, vertically, and diagonally. For example, if a block shows the number 2, it means there are 2 mines in the eight surrounding squares. These numbers help players deduce where the mines are located.
There are thousands of surface mines worldwide, with the exact number varying depending on the location and type of mineral or resource being extracted. Surface mines are typically used for materials such as coal, metals, and aggregates.