was the key to their success. Why?.
Alexandrite
Alexandrite is a transparent gemstone with a remarkable colour-change property: it appears leaf green in daylight and
Prehnite
Prehnite only fully reveals itself as a beautiful gemstone once it has been worked. The rough material hides its
Appraising Gemstones
When you are first presented with a tray of gemstones it is easy to feel dazzled and slightly overwhelmed, and to
Peridot (also olivin or Chrysolite)
When peridot is good, it is very good, but when it is bad ... There is so much pale and lacklustre material around it
Cabochons
Attitudes toward cabochon-cut gemstones vary from country to country. The United States and Britain view faceted stones
Pink moonstone
The term pink covers colours from beige to peach to honey, ranging from translucent to opaque.
Green moonstone
Green moonstone is not as well known as rainbow or blue moonstone as it doesn't have the colour play, but it is still a
