Far below the surface of the Earth is a world of wonder where some of the most beautiful treasures known to man – gems, crystals, minerals – were formed over millions of years. Join veteran mineral dealer Thomas Nagin as he brings this world to life in Mineral Explorers, an unscripted reality series created for Public Television. Each 30-minute episode combines adventure and travel with education and the joy of discovery as Thomas travels to some of the most remote mines on Earth in search of these rare gems, crystals and minerals.