If you choose to camp at this location, additional fees will be collected. These landscapes are incredibly beautiful and full of wildlife and nature. Onyx can be found in many areas, not just the established mine sites. The information provided in this article by YesDirt.com is for informational purposes and is subject to change. There is agate and jasper material, as well as the occasional fragment of petrified wood and other decent tumbler materials. Whether youre looking for fossils, minerals, or crystals, theres sure to be a spot thats perfect for you. Rockhounding Around The WorldScience QuestionsLearn About Different Kinds of Rocks, About UsPrivacy PolicyTerms Of UseArchives, Rockhounding Placer County, California: 8 Places To Hunt Rocks, Crystals, and Fossils, Rockhounding Alpine County, California: 9 Places to Hunt Rocks, Crystals, and Fossils. To find the main entrance, travel on Highway 4 to the Somersville Road exit in Antioch. The cliffs at Limekiln are made up of marine sedimentary rocks dating back to the Miocene epoch. These locations offer a diverse array of rock and mineral specimens such as agate, jasper, petrified wood, turquoise, and copper. You might even try your luck looking for a little bit of gold, just make sure you arent on an active claim. The information provided in this article by YesDirt.com is for informational purposes and is subject to change. After taking the exit, drive south until you reach the park entrance. Just an hour north of Los Angeles, Tick Canyon Mine Dump is the perfect place to visit for an afternoon of rockhounding. It is, however, best if you go hunting in times when the tides are low, as this is when youll be able to find the best of the fossils. Rocks, rock shops and rockhounding? - El Calafate Forum This is more rocks than most people can reasonably carry away with them, so it usually isnt a problem for most rockhounds. Alvord Mountains is located in Randsburg. We are obsessed with the outdoors, and work constantly to bring you the information you need to enjoy the rocks and minerals you've added to your collection. These last few sites are known specifically for their fossils, though some interesting rocks have been discovered there as well. Welcome to the online home of the Santa Cruz Mineral and Gem Society.