Garret Romaine, an avid rockhound, fossil collector, and gem hunter, is the author of Gem Trails of Oregon, Gem Trails of Washington, and Rockhounding Idaho (FalconGuides). He has been a senior columnist for Gold Prospectors magazine for over 15 years. He has degrees in geology and geography, and has produced numerous YouTube videos in the “Garret’s World of Geology” series. He lives in Portland, Oregon, where he teaches technical writing.