Minestone

Minestone, also known as Colliery Spoil, is the solid residual material resulting from the mining of coal. It is likely to contain varying proportions of sandstone, shale, mudstone and coal fragments. The properties of colliery spoil can vary considerably both within a tip and from tip to tip. These solid wastes are also known as minestone.

单词	Minestone
释义	Minestone 英语百科 Minestone Minestone, also known as Colliery Spoil, is the solid residual material resulting from the mining of coal. It is likely to contain varying proportions of sandstone, shale, mudstone and coal fragments. The properties of colliery spoil can vary considerably both within a tip and from tip to tip. These solid wastes are also known as minestone.
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