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Iolite
Iolite

Sardonyx
Sardonyx



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Iolite
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Sardonyx

Iolite Vs Sardonyx

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Astrology

Origin

Brazil, USA, Canada, Madagascar, Sri Lanka, India, Burma
Southern and central Africa

Color

Blue, Violet, Yellow, Grey
White, Colorless, Blue, Red, Green, Yellow, Violet

Streak

-
-

For which Rashi?

Libra, Sagittarius, Taurus
-

Planet

Jupiter
-

Element of Planets

Water
-

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

-
-

Not to wear with

-
-

Powers

-
-

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.6-2.72.55-2.70
1 7.18
👆🏻

Fracture

-
-

Cleavage

3,1
None

Mohs Hardness

7-7.56.5-7
2 10
👆🏻

Chemical Composition

Mg2Al4Si5O18
SiO 2Ulrich Henn and Claudio C.

Optical Properties

Luster

Vitreous
-

Pleochroism

-
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Transparent, Translucent, Transparent to translucent
Translucent

Refractive Index

1.52-1.561.530-1.543
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
-

Birefringence

-99990.008-0.010
0 0.296
👆🏻

Clarity

Transparent to translucent
Translucent

Benefits

Physical

Neurological

Enhances mental clarity and focus
-

Cardiovascular

Supports heart health
-

Respiratory

Excellent
-

Reproductive

-
-

Digestive

Supports digestive health
-

Psychology

Intuition
Protection

Healing

Emotional healing
Physical healing

Qualities Associated

Intuition
Strength & Protection

Iolite Vs Sardonyx Fracture

Fracture is an important parameter when you compare Iolite and Sardonyx Physical Properties. It is necessary to understand the significance of these properties, before you compare Iolite Vs Sardonyx fracture. Whenever a gemstone chip breaks, it leaves a characteristic line along its breakage. Such lines are known as fracture and are used to identify the gemstones in their initial stages of production when they are in the form of rough minerals. Fracture is usually described with the terms “fibrous” and “splintery” to denote a fracture that usually leaves elongated and sharp edges.

Iolite Vs Sardonyx Luster

A primary knowledge about Iolite vs Sardonyx luster is useful in apparent identifications of these gemstones. Luster is the measure of light that gets reflected when incident on a finished cut gemstone. There are two major types of lusters: Silky and Adamantine. Since luster varies between two crystals of even the same gemstone, luster is limited to basic identification criteria. Iolite exhibits Vitreous luster.