was the key to their success. Why?.
Iris Agate/Rainbow Agate
An iridescent variety of agate - when silced into thin sections it exhibits all the colours of the spectrum.
Spectrolite
This is the trade name of Finnish labradorite. Its properties are the same, but it tends to have a dark, opaque colour
Sugilite
Despite the fact that sugilite has been in production for a relatively short period, there are already reports that it
Feldspar
Despite being the most common rock-forming minerals at the earth's surface, the stones in the feldspar species give
Corundum
The most important of the gem families, corundum provides us with two of the best-known stones: ruby and sapphire. The
Zircon
It is hard to understand why zircon is not more popular with jewelry makers. Its hardness and fracture are no worse
Setting, designing and size considerations
A stone setting is more than just a means of securing a gemstone. It plays an important part in the design of a piece
