There are many rockhounding clubs in Wyoming so you can most likely find one you like nearby. //-->, , , Sign in|Recent Site Activity|Report Abuse|Print Page|Powered By Google Sites. Wyoming is home to Yellowstone National Park, which spans over 2 million acres. NOTE! In the Bighorn Range part of Natrona County, you may discover pegmatite, while the igneous rock pumice-pumicite is located in the Split Rock area of Natrona County. We also hope to find Jade on same trip. The minerals listed above are among the most famous in Wyoming; however, Wyoming is full of other minerals. Fort Bridger, area gravels, streams, washes, etc. Veins of banded agate and drusy quartz occur in Mississippian limestone beds a few miles northwest of Guernsey, Platte County. Find local businesses, view maps and get driving directions in Google Maps. Please take our survey about how you use and access the data we provide on our website. You can follow the formations exposure along a great length of the escarpment. Sublette County, located in western Wyoming, is noted for its jade findings, while the mineral molybdenite is found in the Wind River Mountains. These public lands administered by the BLM are open to everyone to take limited amounts of rock material for noncommercial purposes without charge. 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. amzn_assoc_ad_type = "smart"; If you want to know more about rockhounding in Wyoming or you prefer paper books, I recommend buying the book Rockhounding Wyoming: A Guide to the States Best Rockhounding Sites (2nd Edition). You can also find other types of agates like moss agate and Sweetwater agate, another variety that is unique to the state of Wyoming.