was the key to their success. Why?.
Emerald
The chromium and vanadium present in emerald produce its vibrant colour, which is stable against light and heat and so
Precious Gemstones
The definition of what constitutes a "precious" gemstone is a fluid thing changing with societies tastes, travels and
Organic Gemstones
Not truly gemstones, organic gemstones are non mineral based “gems”
Tanzanite and Zoisite
Within this species lies a gemstone of drama and intrigue that is considered, along with the sapphire, to be the finest
Spectrolite
This is the trade name of Finnish labradorite. Its properties are the same, but it tends to have a dark, opaque colour
Carving Your Own Gemstones
Gem carving and engraving has been performed since ancient times - jade has been carved decoratively in China for the
Precious White Opal
White opal has a light base and can have a strong colour play.
