IRAN ART EXHIBITION: TURQUOISE GEMSTONE IS BLUE AS SKY With its elegant blue hue and exquisiteness, Iranian Turquoise, AKA Persian Turquoise, is one of the most precious and eye-catching gemstones, extracted mostly in Neyshabur city of eastern Iran, which has the biggest and oldest turquoise mine in the world. In Persian language, turquoise is called […]
