25
Jul
Jul
Thundereggs are a type of agate, and they are found around the world, in locations such as North and South America, Madagascar, Africa, Asia, and Australia.
Tag Archives: geodes
25
Jul
Jul
Geodes are nodular rocks that have formed in the cool, moist environment of a mineral-rich spring or cave. Usually found in arid climates, a few lucky people might stumble across one in their back yard. Although geodes look similar, each has its own unique characteristics.