Sapphire
Matched pair of blue sapphires, 1.23 ctw, from Rock Creek, Montana. Photo © Joel E. Arem, PhD, FGA. Used with permission.
Article: Ruby and Sapphire Origins
Credit: Joel E. Arem, PhD, FGA
Gemstone | CorundumSapphire, |
Natural or man made | Natural |
Origin | United States |
Origin details | Rock Creek, Montana |
Carat Weight | 1.23 |
Gem State | Faceted |
Color | Blue |
Transparency | Transparent |