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.
- Μέρος του λόγου: noun
- Κλάδος/Τομέας: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
0
Δημιουργός
- ed.young
-
(V.I.P) 21084 points - 100% positive feedback
(Milwaukee, United States)
