Conservapedia

Concretion

This is an old revision of this page, as edited by DanielPulido (talk | contribs) at 08:25, May 9, 2010. It may differ significantly from current revision.

Concretion, commonly discrete, rounded nodular rock masses formed and found in beds of shale or clay.[1]

Sources

  • Pellant, Chris. The Complete Book of Rocks and Minerals, Dorling Kindersley Inc.: New York (1995)
  1. ↑ Pellant, p. 250
Retrieved from "https://www.conservapedia.com/index.php?title=Concretion&oldid=776930"