Dominion Opal Mines Virgin Valley Nevada United States

Dominion Opal Mines is located in Virgin Valley, Nevada, USA. Home of the Virgin Valley Black Fire Opal, official state gemstone of the State of Nevada, and one of only two places in the world where precious black opal is found in any commercial amount. Virgin Valley opals are considered to be the brightest opals in the world and are highly collectible and make great additions to mineral collections.