Home > Term: whirlstone
whirlstone
Eng. Usually applied to sandstone (not a freestone) in the Carboniferous Limestone Series of Cumberland. Sometimes applied to a dolomite, limestone, or shale.
- Besedna vrsta: noun
- Industrija/področje: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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- ed.young
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