Gemstones Guide.

Gemstone Name : Amethyst.

Description :
Colour ranges from colourless to deep royal purple. Amethyst got its name from "Amethustos" which means "Not drunken" in Greek. In ancient days it was believed that a man wearing amethyst could never get drunk however much he drinks.

Hardness = 7 ; Specific gravity : 2.6.

Colour : The viloet colour is due to the presence of Iron.

Found in : UK, Brazil, Madagascar, France and Sri lanka.

Gemstone Name : Rose quartz.

Description :
Opaque in shape.

Colour : Colour due to Manganese.

Found in : brazil, USA, Austria.

Gemstone Name : Smoky quartz .

Description :

Colour : Reddish in colour.Colur is due to ultra violet rays.

Found in : Alps, Brazil, Madagascar and Switzerland.

Gemstone Name : Citrine.

Description :
Citrine is yellow quartz. Green quartz are rare but certain amethysts when heated trun into green colour.The commercial name is "prasiolite".

Colour : Golden yellow due to iron oxide.

Fake citrine : Burnt amethyst is often sold as citrine.

Gemstone Name : Cat's eye.

Description :
Citrine is yellow quartz. Green quartz are rare but certain amethysts when heated trun into green colour.The commercial name is "prasiolite".

Found in : India, Australia.

Test : Sensitive to HCl.