About Exhibition East Coast Gem, Mineral & Fossil Show 2026 will be held from 14th - 16th August 2026 at Better Living Center in Costa Mesa, United States. This is one of the most important event related to the Gems, Jewelery & Bead sector. Around 200 dealers from all over the U.S. and abroad, offering a variety of items related to earth sciences. Door prizes, guest speakers, museum quality exhibits, and a large wholesale section. Air-conditioned hall. It is a great opportunity to see and purchase a wide variety of gems, minerals, and fossils from around the world.