Know your gemstones — Zircon Gemstone

Zircon Gemstone

Zircon is a birthstone for the month of December along with Tanzanite and Turquoise. Zircons are considered as a popular substitute for diamonds due to their high brilliance. They occur in various colors from colorless to yellow, gold, red, brown, blue and green. The name ‘Zircon’ derives from the Persian name ‘Zargun’ which means “Gold-Hued”, and the Light colored ones have been named as ‘Jargoon’. The English term ‘Zircon’ is derived from the German term ‘Zirkon’. Mineral: Zircon Chemistry: ZrSiO4 Color: Blue, red, yellow, orange, brown, green Refractive index: High: 1.925 to 1.984 (+/- 0.040) Medium: 1.875 to 1.905 (+/- 0.030) Low: 1.810 to 1.815 (+/-0.030)...

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