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4.5 MM Square Princess-cut AAA Tanzanite. Item #ACC261132

$242.20

Gemstone Tanzanite

$242.20

4.5 MM Square Princess-cut AAA Tanzanite. Item #ACC261132

SKU fbe0bb230cda Category

Description

Square Princess-cut AAA Tanzanite.

Specifications

Weight:0.45 CT
Color:Blue, Purple
Selling Unit of Measure:ct
Gemstone Quality:AAA
Gemstone Quality Description:Medium dark bluish purple, no color zoning; eye clean; good brilliance; good cut and polish
Stone Enhancement Code:H
Month for Birthstone:December
Stone Hardness:6-7
Gem Species:Zoisite
Stone RI:1.691-1.700
Stone Specific Gravity:3.35
Stone Optic Character:DR
Stone Phenomena:Chatoyancy (rare)
Stone Ultrasonic Reaction:Never use
Steamer Reaction:Never use
Heat Reaction:Very Poor – fuses easily, sudden temperature change may cause cracking
Chemical Reaction:Hydrofluoric and hydrochloric acid
Major Sources:Tanzania
mm Size:4.5 x 4.5