California Rainbow Obsidian Is a Natural Wonder (Amazing Photos)
The Davis Creek Mercantile in Davis Creek provides maps and permits to the mines, free of charge. Although four-wheel-drive vehicles are not needed, high clearance vehicles are suggested. Free Use Authorizations are available at: Modoc National Forest Supervisor's Office - 800 West 12th Street, Alturas, CA 96101 Warner Mountain Ranger District Office - 385 Wallace Street, Cedarville, CA 96104 Davis Creek Mercantile - 41942 Highway 395, Davis Creek, CA 96108 (Rough rainbow obsidian from Davis Creek. photo: Scott's Rock & Gem)