Set mix 19.00 cts.

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SET HESSONITE-IOLITE NATURAL COLOR Hardness 7.5

9.53 cts. Iolite & 9.47 cts. Hessonite pear single

Iol.13.9x14.7 / He.14.3x14.7 mm.

Slightly included. Enhancement: none (N)

stone PRICE

USD 1783.00

ORIGIN: Madagascar

ref:Set Mix/IO/HE1900

Set Hessonite

Hessonite:

Hardness:	7.25
Specific Gravity:	4.19
Refractive Index:	1.4	Visual Catalog
Chemical Composition:	Ca3Al2(SiO4)3,Calcium AluminiumSilicate	Garnet data
Crystal Structure:	Isometric	Cutting Styles
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Iolite:

Color:	Tanzanite Purple Blue
Clarity:	Slightly included.
Luster:	Good Luster
Origin:	Madagacar
Hardness:	7 - 7.5
Specific Gravity:	2.3
Refractive Index:	1.52 - 1.57
Chemical Composition:	Mg2Al4Si5O18, Magnesium Aluminum Silicate
Crystal Structure	Orthorhombic

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