From the ancient sedimentary formations in the north through the overthrust belt in the southeast, Idaho's rocks are as interesting as rocks come. The authors know these rocks well through their years of research in Idaho, which led to their theory explaining the flood basalts of the Columbia Plateau and the hotspot track of the Snake River Plain as the results of a giant meteorite impact that happened about 17 million years ago. Map identifies locations of: gold and silver, agate, beryl, corundum, epodote, feldspar, garnet, geodes, jasper, nodules, opal, opalized wood, petrified wood, quartz, rhodonite, thunder eggs, topaz, tourmaline, and zeolite. The handle has been beefed up to make the unit even stronger. It is 25 inches long with a total weight of 3 pounds.
Roadside Geology of Idaho
Idaho - Amateur Geologist, Inc
Height 9. Maps one through four features gold, silver and gem deposits. The fifth map, side one, shows gold occurrances taken from an map. Side 2 is a page outlining the history of Oregon's mining operations and how to find and mark your own gold deposits. Every map tells the greatest story!
AAPG Northern Rocky Mountain Geological Highway Map (Idaho, Montana, and Wyoming)
Field Geology Illustrated, 2n Edition was designed to serve as a field reference to aid in recognizing, interpreting, and describing geologic features at the outcrop. Emphasis is on the study of mesocopic features that can be viewed at outcrop scale rather than large structures or landscapes. This book is not an exhaustive or comprehensive treatise on the subject of field geology, but instead cover the information necessary to understand and describe most outcrops
Much more valuable than a common pebble - if you are caught removing this without permission from almost any property that you do not own, and in some cases even a property that you do own, it could result in criminal or civil problems. While fishing in a mountain stream, you find a small gold nugget. Is it yours to keep?