Gemology education

Home / Gemology education

Raffles GemLab is operated by :
Mr Gary Ong
Jeweller & Consultant Gemologist
FGA (UK)
Diamond Graduate (GIA)
Certificate in Jewellery Design (GIA)
For more details,please go to menu “Gems testing”
Thank you for reading.

WHAT IS A SYNTHETIC STONE?
It is a man-made stone that has very similar chemical composition and gemological properties as its natural counterpart.

FOLLOWING ARE POPULAR SYNTHETIC STONE:
*Synthetic ruby
*Synthetic sapphire
*Synthetic emerald
*Synthetic spinel
*Synthetic amethyst/citrine

What is a Cat’s eye ?
Cat’s eye refers to natural chrysoberyl that display chatoyancy or cat’s eye effect.

There are other stones that also display chatoyancy or cat’s eye effect.Example of such stones are:
Apatite cat’s eye
Sillimanite cat’s eye
Tourmaline cat’s eye
Emerald cat’s eye
Quartz cat’s eye