Minnesota Thunder Egg in Copper Wire Wrapped Necklace

This pendant is 2.21 inches tall × .91 inches wide × .44 inches deep, weighs 10 grams, and comes with a 20 inch matching chain.
Minnesota Thunder Egg
Scientific Composition: Primarily comprised of silica with feldspar, chalcedony, and quartz
Spiritual Connotations: Personal accountability, clarity, and achievement