Global ETD Search

About
The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.

1	The origin of chert in the Concha Limestone (Permian) of southeastern Arizona Ervin, Mary Teresa, 1956- January 1986 (has links) No description available. Chert -- Arizona. Limestone -- Arizona. Petrology -- Arizona.
2	Chertification of the Redwall limestone (Mississippian), Grand Canyon National Park, Arizona Hess, Alison Anne January 1985 (has links) No description available. Chert -- Arizona -- Grand Canyon. Petrology -- Arizona -- Grand Canyon. Limestone -- Arizona -- Grand Canyon.