“...The thunderegg location Lead Pipe Springs (China Lake) is located on the China Lake Naval Reserve in the Mojave desert of Southern California. Collecting of these eggs is nowadays strictly forbidden. There used to be trips taken in to the beds, but I do not believe that these are arranged any longer. The striking characteristic of these thundereggs is the brick red matrix and pure blue agate cores. ..”

written by M. Ketsdever, Hillsboro, Oregon