Rockhounding Colorado: A Guide to the State's Best Rockhounding Sites Magnifiers and Loupes the southern half of the

the southern half of the quadrangle is dominated by Uinta structures and could structurally be considered part of the range

The next step up in image quality beyond this magnifier is a microscope

How to identify the most common rocks and minerals

partially funded through the U

Rockhounding Colorado: A Guide to the State's Best Rockhounding Sites Magnifiers and Loupes the southern half of theBy: William A. Kappele and Gary Warren Rockhounding Colorado takes you to 100 of the best rockhounding sites in the state. Search for amethyst and quartz at the Crystal Hill Mine, check out the view at Douglas Pass while looking for leaf imprints and insect fossils, or head to Saint Peters Dome to uncover green, white, and purple fluorite Updated 2017 and 2023