This is natural quartz from Brazil that have been coated [Similar to Azotic treatment] to bring out the special effects of stunning manderine colours.It is  the brilliant  cutting which brings out the firey colour in this stone.The treatment is permant and to clean just use a brush with mild detergent.

This is a picture of the stones you are bidding on-The cut  is the secret to the stunning display of colour as the cuts reflect the colours well. 

Cut -Square concave

Grading VS 

Weight:  5.31 cts app

10 x 10 x 7 mm app

Mystic Quartz: Quartzis one of the most common minerals on earth . Quartz is attractive and durable, as well as inexpensive. It can be cut and carved in many forms and sizes.

A new high tech enhancement process applied to colorless stones such as quartz created a new sophisticated variety we call

"MYSTIC QUARTZ''
Mystic quartz displays a stunning rainbow effect that makes it all at once unique, fashionable, trend setting, a symbol of youth, a rebellious mind or simply the love to be different  with vibrant colours..