Burmese Cordierite 3.15 ct aka Iolite Untreated SKU-1

Item Information

Dimensions (mm) 11.7 x 6.4 x 4.9mm
Weight (carats) 3.15 carats
No Treatment

Please settle your Invoice within 24 hrs or let us know to hold it for you if you would like to combine shipping. After 24 hrs the winnings are subject to Cancel.
Cordierite or iolite is a magnesium iron aluminium cyclosilicate. Iron is almost always present and a solid solution exists between Mg-rich cordierite and Fe-rich sekaninaite with a series formula: (Mg, Fe)₂Al₃ to (Fe, Mg)₂Al₃. Wikipedia
Color: Blue, Purple, Grey
Luster: Vitreous
Crystal system: Orthorhombic crystal system
Chemical formula: Mg₂Al₄Si₅O₁₈
Hardness (Mohs hardness scale): 7 – 7.5
Transparency: Translucent, Transparent
Refractive index: 1.55 – 1.62

Iolite is a beautiful violet stone that has pleocroic properties changing in colour to yellow, brown or clear as you turn the stone. It has also been known as "water sapphire" and the "violet stone". Iolite is a

Treatment None

Feel free to to “make an offer” on our other items :)

We Accept Payments through

PaypalDirect DepositCredit Cards
You have not bid on this auction.

Audit Information

The Gemstone Sheriff program allows our members to request an audit on any auction, which is completed by an independent Gemologist who assesses the accuracy of the item description and pictures.

Pricing & Details

Bid Increment $1
Starting Bid $1
Auction ID 1656456
Watchers 7 watching
Viewed 152 times
Starts 15th Nov 2021 10:30am PST
Ends 20th Nov 2021 10:32am PST

Shipping & Insurance

Provider Shipping Transit
Express Shipping $55.00 7 days
FedEx $35.00 4 days
Registered Shipping $10.00 21 days
Shipping Insurance all providers $10.00 (optional)

Zayangems Details

You May Also Like