,   Synthetic and Imitations

Mineral
Quantity ordered, Carat price $U.S.
Less 100 Car.
100-500 Car.
500 Car. and up
Rough
Cut
       

  Synthetic Gilson type: Black, White (tumbled & untumbled)
$5.50
$5.00
$4.50
Polymer-Impregnated White
$2.00
$1.75
$1.50
Polymer-Impregnated, Multicolored
More then 30 colors in stock. Please request the color chart by email
$1.20
$1.00
$0.80


Mineral Description
Synthetic Gilson Type Opal has nice iridescent effect with all rainbow colors in the slightly transparent body, which comes in White, Black and Intermediary. Does not contain plastic at all, it is completely impregnated with amorphous chalcedony
I.R. - 1.45; H - 4-5.5; D - 2.0-2.1
Polymer-impregnated Alexandrov White Opal has bluish, greenish, pink and iridescent shades.
The content of silica is 84-86%; polymer - 16-14%
I.R. - 1.45; H – 4.0; D – 1.9-2.0
Polymer-impregnated Multicolored Opals
have a wide range of body colors (35+) and show play-of color. The main colors are blue, green, red, orange, pink and white. The chemical composition is: silica - 70%-80%; polymer - 20%-30%.
I.R. - 1.455-1.47; H - 4.0; D - 1.9

Materials are unaffected by detergents, seawater, acetone, etc. Available in irregular shape pieces weighting 10-50 Car. (up to 200 gr. slabs for Polymer-impregnated Multicolored Opals). Requires the same gently cabbing as the Genuine Opal.

| news | tools & equipment | about us | reviews | products | new materials | on sale | order | links | contact us | business opportunities | home |