FR | EN

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@lfg.paris
(+33) 01 40 26 25 45
30, rue de la Victoire - 75009 Paris
Monday - Thusday : 9H30 to 17H00
Friday : 9h30 to 16h30
Withdrawal files at same days and time

   

Share This