was the key to their success. Why?.
Rainbow moonstone
Rainbow moonstone has a patchy, milky appearance, which comes from the white orthoclase layers and inclusions.
Tourmaline
Tourmaline is a favoured gemstone, offering a variety of fabulous colours - sometimes several in just one stone. In a
Precious Gemstones
The definition of what constitutes a "precious" gemstone is a fluid thing changing with societies tastes, travels and
Spectrolite
This is the trade name of Finnish labradorite. Its properties are the same, but it tends to have a dark, opaque colour
Inclusions and Optial Phenomena
Much of the beauty of demstones is due to the way they react when light shines on them.
Topaz
To many people, the word topaz brings to mind an inexpensive stone that is either a heat-treated bright blue or a
Prehnite
Prehnite only fully reveals itself as a beautiful gemstone once it has been worked. The rough material hides its