Home > Term: letter stone
letter stone
An igneous rock with sheath and core structure giving the appearance of letters on its surface.
- Kalbos dalis: noun
- Pramonės šaka / sritis: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
0
Kūrėjas
- ed.young
-
(V.I.P) 21084 points - 100% positive feedback
(Milwaukee, United States)
