Uranium Roll Fronts
https://web.archive.org/web/20120423120809/http://www.wma-minelife.com/uranium/mining/rllfrnt1.html

Wyoming Mining Association


This webpage discusses roll front uranium deposits. Drawings, photographs, and informative text illustrate how roll front uranium deposits occurs in nature.

This resource is referenced here:
Subject: Environmental Science:Ecosystems:Biogeochemical cycling
Resource Type: Scientific Resources:Overview/Reference Work
Theme: Teach the Earth:Course Topics:Environmental Science, Biogeoscience
Topics: Energy/Material cycles