Turquoise from the Number 8 mine is easily identifiable with its distinctive matrix and unique character. The mine was discovered in Eureka Country, Nevada in 1925 and first mined in 1929. Since 1976, the mine has been depleted. Number 8 turquoise is becoming more and more rare, making it highly sought after. Grab it before it is gone! This item is stabilized and backed. Coin shown in picture not included, for size reference only.