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COLOURED STONE ANALYSIS

COLOURED STONE

ANALYSIS REPORT

The coloured stone analysis report lists the following information:

  • complete information (name, species, mass (in carat in the case of a natural stone, in grams only in the case of a synthetic stone), shape, colour, dimensions)
  • 2 photos of the stone in real size, front and profile view.
  • comment on any treatment
  • determination of geographical origin on request and subject to the presence of determining characteristics (for ruby, sapphires, emeralds and opals)

Different types of services are available; feel free to contact us for more information.

 

OPALS

ANALYSIS REPORT

The opal analysis report service is one-of-a-kind. It specifies the distribution of the colour range and the gradation of hues across the mass. It lists the following information:

  • complete information (name, shape, colour, dimensions)
  • 2 photos of the stone in real size, front and profile
  • Description of distribution of diffraction patterns
  • dry mass and mass after immersion in water for 5 minutes (determination of hydrophane character)
  • grading of mass colour
  • comment on any treatment
  • determination of geographical origin subject to presence of determining characteristics

Different types of services are available; feel free to contact us for more information.

CONTACT US :

contact-laboratoire@bjop.fr
01 40 26 25 45
30, rue Notre-Dame des Victoires - 75002 Paris
Monday - Thusday : 9H30 to 16H30
Friday : 9h30 to 15h30
Withdrawal files at same days and time

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