Agate, Chalcedony, Chert, Jasper, Petrified wood, Silicified wood, Quartz crystals, Agate (Turritella agate), Agate, Chalcedony, Chert, Jasper, Quartz crystals, Silicified wood, Agate, Chalcedony, Jasper, Silicified wood, Agate, Chalcedony, Jasper, Petrified wood, Agate, Jasper, Opalized wood, Silicified wood, Silicified algae, Agate (Turritella agate), Chalcedony, Jasper, Quartz crystals, Petrified wood, Agate, Chalcedony, Jasper (red, yellow), Quartzite, Agate (Turritella agate), Chalcedony, Chert, Jasper, Quartz crystals, Petrified wood, Silicified wood, Coffinite, Ilsemannite, Autunite, Pyrite, Uranophane, Uraninite, Cobaltite, Erythrite, Linnaeit, Pyrrhotite, Agate, Chalcedony, Gastroliths, Jasper, Petrified wood, Quartz crystals, Azurite, Bornite, Chalcocite, Chrysocolla, Malachite. google_ad_height=600; google_color_link="000000"; TIP:Dont forget to follow all the safety recommendations when rockhounding because your health is always the most important. The books listed below are the best ones you can find on the internet (Amazon links): How can we talk about rockhounding in Wyoming and not mention the famous Yellowstone National Park? Members can expect various educational speakers and a lot of group interaction. First of all, check the Tertiary igneous rocks in the Wood River and Sunlight Basin areas of Park County and the Black Hills area of northeastern Wyoming. If you want to find fossils, you should know that the Triceratops is the states official dinosaur, while the Knightia Fish is the official state fossil of Wyoming. Some areas of individual parks are legal to rockhound, but it all depends on the state. They were easy to dig out of formation, but even more easily were found eroded perfectly on the surface. Find out how these beautiful minerals are formed and more in this article:What Is Agate And How Do Agates Form? travel through Wyoming's basins and across its mountain ranges, you can pass over all of the geologic eras of time which produced a variety of rocks, minerals, and fossil 44 is recommended for this ingress, but if you access it from the table to the east, 44 is required. google_color_border="1B1B1B"; Rockhounding is recognized as a legitimate recreational pursuit on nearly all of the 18 million acres of public land in Wyoming. Buy on Amazon We earn a commission if you click this link and make a purchase at no additional cost to you. Not a member of this organization? As you tour the State of Wyoming, feel free to contact any of the Use caution. That was a joke. TIP: Opal is a one-of-a-kind, highly valuable gemstone. 5 Crucial Signs. //-->,