The Compass: Earth Science Journal of Sigma Gamma Epsilon is the peer-reviewed, official publication of the Society of Sigma Gamma Epsilon, an Earth Science honorary founded on March 30, 1915, at The University of Kansas. The Society was established to recognize scholarship and professionalism in the Earth Sciences with the objectives of scholastic, scientific, and professional advancement of its members and the extension of relations of friendship and assistance among colleges and universities which are devoted to the advancement of the Earth Sciences.

Current Issue: Volume 88, Issue 4 (2016)

Interstate 70 road cut through the flat irons of the Jurassic age Navajo Sandstone on the eastern flank of the San Rafael Swell, Utah. Photo by Larry Davis.



Concentration of Metals Associated with the Native Copper Deposits of Northern Michigan
Daniel R. Blakemore, C. Renee Sparks, and Nathaniel H. Bos


Larry E. Davis
Aaron W. Johnson
James C. Walters