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Natural Black Crystal Opal - play of color - 1.892 ct - oval - smoked

Natural Black Crystal Opal - play of color - 1.892 ct - oval - smoked

Prix habituel €37,96 EUR
Prix habituel Prix promotionnel €37,96 EUR
En vente Épuisé
Taxes incluses. Frais d'expédition calculés à l'étape de paiement.

Natural Black Crystal Opal - play of color - 1.892 ct - oval - smoked
This black opal displays a play of color in direct sunlight, with a weight of 1.892 ct and an oval shape. The smoking enhances the vibrant colors, making it an eye-catching addition to any jewelry collection.

Natural Gems Belgium Colored Stone Certification : FA-CROP024BL-002-010

IDENTIFICATION

Species : Natural Opal
Variety : Black Crystal Opal

DESCRIPTION

Shape & Cutting Style : Oval , mixed cut
Measurements : 12.2 x 8.2 x 5.2 mm
Carat Weight : 1.892 Carat
Color : Black with rainbow play of color opaliscence
Transparency : Transparent
Origin: Ethiopia

Birefringence : none
Crystallography : Amorphous
Dispersion : Very low
Luster : Iridescent
Hardness : 6-6.5
Refractive index : 1.37-1.47
Specific gravity : 2.10

COMMENTS :

Optical Effect : Opaliscence ( White-Red-Orange-Green-Yellow-Violet-Blue )

color enhanced by smoking

Personal Note From Natural Gems Belgium:

  • cut grade : good
  • color : activation of play of color needs direct sunlight or flashlight
  • symmetry : fair
  • polish : good
  • carat weight : fair

FIND THE ONLINE CERTIFICATE HERE

for general impression take a look at the pictures

All items are sent insured with track and trace regardless of value

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