was the key to their success. Why?.
Diopside
Diopside is not really a name to attract the jewelry-buying public and it doesn't invoke the reality of this vibrant
Precious Black Opal
Black opal has a dark background, which can be dark grey, dark blue, dark green or grey-black - the darker the
Orthoclase Feldspar
Orthoclase is a moderately cheap transparent stone that is colourless or pale yellow and can have a bluish white
Tanzanite and Zoisite
Within this species lies a gemstone of drama and intrigue that is considered, along with the sapphire, to be the finest
Beryl
Few people can resist the glamour and intensity of the emerald. It is the gemstone that made Cleopatra's mines famous
Chalcedony/Agate
Beautiful in its simplicity, the luminous pure colour of chalcedony makes it a truly versatile stone to work with.
Emerald
The chromium and vanadium present in emerald produce its vibrant colour, which is stable against light and heat and so
