1 pcs Diep violetachtig blauw Tanzaniet - 4.68 ct
Nr. 85463669
1 pcs Levendig/diep paarsachtig blauw Kleurkwaliteit Fijne kleurkwaliteit Tanzaniet - 7.96 ct
Nr. 85463669
1 pcs Levendig/diep paarsachtig blauw Kleurkwaliteit Fijne kleurkwaliteit Tanzaniet - 7.96 ct
ALGT COLORED STONE IDENTIFICATION REPORT
IDENTIFICATION
Species ......................................................................................................... Natural Zoisite
Variety ..................................................................................................................... Tanzanite
DESCRIPTION
Shape & Cutting Style ................................................ Modified Octagon, Step Cut
Measurements ....................................................................... 13.38 x 7.99 x 7.16 mm
Carat Weight ...................................................................................................... 7.96 Carat
Color ......................................................................................... Vivid/Deep Purplish Blue
Transparency .................................................................................................. Transparent
ADDITIONAL GRADING CHARACTERISTICS
Color Quality Grade .......................................................................... Fine Color Quality
Suggested Origin ................................................................................................. Tanzania
COMMENTS
Tanzanite is commonly heated at low temperature to improve its color.
There is currently no scientific method available to determine whether this
gemstone has been enhanced or not.
Minor amount of oil in fissures.
Oiling has become a common practice in trade for many gemstones. This
enhancement is reversible at any time.
31 May, 2024
44646292
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