RARE TOP QUALITY 6x4mm PEAR-FACET DEEP PURPLE/BLUE NATURAL TANZANITE GEMSTONE

Description

This is a rare, pear-facet, deep purple/blue, natural Tanzanite gemstone. It weighs 0.40cts, measures 6x4mm and has a clarity grade of VVS (eye-clean).
Below are the technical details:
Size:
6x4 mm
Shape:
Pear-Facet
Colour:
Deep Purple/Blue
Clarity:
Eye-Clean
Lustre:
Dazzling
Origin:
Tanzania, Africa
Hardness:
6 - 7
Specific Gravity:
3.2 - 3.4
Refractive Index:
1.69 - 1.70
Chemical
Composition:
Ca2Al3(SiO4)3(OH), Calcium Aluminum Silicate Hydroxide
Crystal Structure:
Orthorhombic
CLICK HERE TO SEE ALL OUR OTHER JEWELLERY AND GEMSTONE AUCTIONS
Postage Costs
Postal Zone
Standard Cost
Tracked (optional)
UK and Northern Ireland
Free (RM 2nd class)
Europe
Rest of the World
(Please note that standard dispatch offered above are not tracked services and will not produce a tracking number)
Combining Postage for Multiple Items
Amount of Items:
There is no limit to the amount of items we will combine for one shipment.
Amount of Time:
We will allow combining of items for up to 14 working days.
Extra Charges:
There is no extra charge for combining items.
We will update ongoing invoices each evening (if there are new purchases to add).
This is a rare, pear-facet, deep purple/blue, natural Tanzanite gemstone. It weighs 0.40cts, measures 6x4mm and has a clarity grade of VVS (eye-clean).  Below are the technical details: Chemical Composition: Ca2Al3(SiO4)3(OH), Calcium Aluminum Silicate Hydroxide CLICK HERE TO SEE ALL OUR OTHER JEWELLERY AND GEMSTONE AUCTIONS UK and Northern Ireland (Please note that standard dispatch offered above are not tracked services and will not produce a tracking number) Combining Postage for Multiple Items Amount of Items: There is no limit to the amount of items we will combine for one shipment. Amount of Time: We will allow combining of items for up to 14 working days. Extra Charges: There is no extra charge for combining items. We will update ongoing invoices each evening (if there are new purc