Green tourmaline is created by iron or titanium, and gem prices depend largely on the color depth. The more unusual hues, such as olive, mint or sea green, are generally more popular than clear green.

Gemstone Investments Ltd., incorporated in the year 1994, is a Small Cap company (having a market cap of Rs 21.38 Crore) operating in Financial Services sector. Gemstone Investments Ltd. key ...

Figure 1. Pleochroism in a 15 ct tanzanite, as seen with the unaided eye through the crown and the pavilion sides and ends. Photo by Wimon Manorotkul. In describing colored gemstones, the major ...

Birthstones are a fun, popular and colorful introduction to the world of gemstones. They appeal to audiences around the world regardless of gender, age, nationality or religion. Birthstones carry ...