Solid Opal ring blanks, approx. 30mm round and min 8mm thick
red 45 is approx 28mm round
Synthetic/ lab grown opal is very stable due to added polymers and is also fade resistant.
Put opal in direct sunlight to reveal a sparkle and shine like no other.
Sold by piece, lab grown
Can be crushed at home to make opal smaller as needed.
Combine with our ring cores and adhesives for an awesome ring.
(Polymer Impregnated Synthetic Opal) is composed by 80% silica & 20% resin
MOHS Hardness 4 , Heat resistant to 130 degrees Celsius, resistant to; Thinner, Methanol, Acetone
1 purchase gets 1 ring blank in the product color chosen.