The rarest gemstone in the world is considered to be ... Myanmar is a site for many rare mineral discoveries. For example, jadeite is the hardest natural mineral, and painite is the second-rarest ...

Jadeite comes in a wide range of colors. The most valuable is an intense green called Imperial. - Courtesy Mason-Kay Fine Jade Jewelry To understand the value of jade, you have to look beyond its ...

In Japan, the best known variety of jadeite is the slightly transparent green jadeite, which is a valuable gemstone. Besides that, white, lavender, and light blue varieties are also found. The ...