A valuable, rare & very beautiful type of opal, contraluz opal is well known to display a stunning multi colour rainbow display when exposed to transmitted light. This is known as contraluz and is only found in the type of opal, hence the name.
Only a very small quantity of this material is mined displaying this rare contraluz colour display. This material is exceedingly rare.
Ideal for setting in jewellery or as an addition to a collection.
This is a lovely freeform polished piece.
Quantity - 1 Carat Weight - 7.1 Gem Type - Natural Mexican Fire Opal Size / mm. (L/W/D) - 16mm/11mm/8mm Origin - Mexico Treatment - Unheated / Untreated
