Sapphire Heated - Blue

Cotton fibers from the stone packing cases may be photographed on the stone.  Fibers are noted looking through the stone (not inclusions)

Type: Sapphire Natural

Origin: Missouri River, Montana, USA

Weight: 0.92

Color: Rich Blue

Cut: Round (SRB-73)

Clarity: VVS

Size: 6.4 x 7.25 mm

Treatments: Heated in Phillipsburg-Dan

Genealogy: FOco Gems Mined cut(PAG)

Hardness: 9

Source: FOco Gems

Comments: Of the Montana deposits, the blues come from Yogo and Missouri Rivers. This is a fine example of heating color for the Montana Sapphire. Competitive on the global stage.

Cotton fibers from the stone packing cases may be photographed on the stone.