The Denver Mineral & Gems Showcase is the second-largest gathering of gem and mineral shows in the U.S. after Tucson. The fall session features 13–14 shows spread across five main venues and lasts about a dozen days : The largest and most iconic venue is the Coliseum, which hosts three of the shows at the National Western Complex. Coliseum show + National Western Complex (Denver Expo Gem Show, Denver Mineral Show, Miner's Co-op Mineral Show) : Denver Mart at the Denver Minera

Lors de mon dernier voyage en Californie, j'ai eu la chance de visiter le musée du GIA à Carlsbad, une expérience incroyable pour tous les passionnés de pierres précieuses et de minéraux. Ce musée est une véritable référence, notamment grâce à la remarquable collection de la Famille Hauser (Hauser Mineral Collection), qui met en lumière l’incroyable richesse géologique des États-Unis.

The Pow Wow Rock Show in Quartzsite, Arizona, is a key event for mineral enthusiasts. The 2020 edition once again gathered collectors and professionals around exceptional specimens.

Montana covellite is a striking copper mineral known for its deep blue metallic sheen. Rare and visually captivating, it is highly valued by mineral collectors and enthusiasts.