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9 x 4.5 MM Marquise Faceted AA Tanzanite, Item #ACC218194

$277.20

Gemstone Tanzanite

$277.20

9 x 4.5 MM Marquise Faceted AA Tanzanite, Item #ACC218194

SKU 7845bf4f8547 Category

Description

Marquise Faceted AA Tanzanite.

Specifications

Weight:0.85 CT
Color:Blue, Purple
Selling Unit of Measure:ct
Gemstone Quality:AA
Gemstone Quality Description:Medium bluish purple, little or no color zoning; eye clean; good brilliance; good cut; good 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:9 x 4.5