Glassy Texture
From Conservapedia
In igneous rock, where glass forms because of speed of cooling.
Pellant, p. 250
Sources
- Pellant, Chris. The Complete Book of Rocks and Minerals, Dorling Kindersley Inc.: New York (1995)
- This page was last modified on 13 July 2016, at 13:29.
- This page has been accessed 2,506 times.
