Global Gemology & Appraisals
  • HOME
  • ABOUT US
  • SHOP
  • GEMOLOGY
    • GEM ENCYCLOPEDIA
    • REFRACTIVE INDEX CHART
    • BIRTHSTONE CHART
    • DECORATIVE PRINTS
    • THE ART OF GEMOLOGY
  • APPRAISALS
    • INSURANCE
    • DIVORCE
    • ESTATE TAX
    • ESTATE DISTRIBUTION
    • CHARITABLE DONATION
    • LIQUIDATION
    • APPRAISALS THRU EMAIL
  • SELL YOUR JEWELRY
  • JEWELRY EDUCATION
    • DIAMOND FACTS
    • JEWELER DIRECTORY
    • JEWELRY PERIODS
    • POCKET WATCHES
    • NATIVE AMERICAN JEWELRY
  • GLOSSARY

Bone


Unique freshwater pearl necklace with an organic bone pendant
Carved bone pendant
Species:  Bone
Color:  Opaque white to light yellow, but can be dyed any color
RI:  1.540
Birefringence:  None
SR/DR/AGG:  AGG
Fluorescence:  Not diagnostic
SG:  2.00

Bone Facts

Close-up image of the graining in organic bone
Close-up of graining in organic bone

Bone is considered an organic gem that is sometimes used in jewelry.

Remains of blood vessels are visible on the surface.

Bone can be carved, or used in inlay pieces.
​
​

Bone Gallery

All photos courtesy of Scott Papper, GIA GG, AJP, CMA (NAJA)
  • HOME
  • ABOUT US
  • SHOP
  • GEMOLOGY
    • GEM ENCYCLOPEDIA
    • REFRACTIVE INDEX CHART
    • BIRTHSTONE CHART
    • DECORATIVE PRINTS
    • THE ART OF GEMOLOGY
  • APPRAISALS
    • INSURANCE
    • DIVORCE
    • ESTATE TAX
    • ESTATE DISTRIBUTION
    • CHARITABLE DONATION
    • LIQUIDATION
    • APPRAISALS THRU EMAIL
  • SELL YOUR JEWELRY
  • JEWELRY EDUCATION
    • DIAMOND FACTS
    • JEWELER DIRECTORY
    • JEWELRY PERIODS
    • POCKET WATCHES
    • NATIVE AMERICAN JEWELRY
  • GLOSSARY