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Sylvite
Sylvite

Cordierite Iolite
Cordierite Iolite



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Sylvite
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Cordierite Iolite

Sylvite Vs Cordierite Iolite

Astrology

Origin

Mexico, Canada
Canada, Madagascar, Southern and central Africa, Sri Lanka, USA

Color

Colorless, White, Blue, Red, Reddish, Brownish
Violet, Blue

Streak

White
-

For which Rashi?

-
-

Planet

-
-

Element of Planets

-
-

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-

Deities

-
-

Not to wear with

-
-

Powers

-
-

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

Brittle
-

Solubility

Soluble
-

Durability

-
-

Specific Gravity

1.9932.56-2.66
1 7.18
👆🏻

Fracture

Uneven
Uneven, ConchoidalWalter Schumann

Cleavage

Perfect on [100], [010], [001]
Distinct

Mohs Hardness

2.57-7.5
2 10
👆🏻

Chemical Composition

KCl
Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

Visible in colored crystals
Strong trichroism: colorless to yellowish

Dispersion

0.010.02
0.005 1
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Transparency

-
Transparent

Refractive Index

1.49031.542-1.578
1 3.25
👆🏻

Optic Character

-
Biaxial/+

Crystal System

Isometric
-

Birefringence

-99990.008-0.012
0 0.296
👆🏻

Clarity

-
Transparent

Benefits

Physical

Neurological

-
-

Cardiovascular

-
-

Respiratory

-
Good

Reproductive

-
-

Digestive

-
-

Psychology

Grounding
Inner vision

Healing

Emotional healing
Emotional healing

Qualities Associated

Peace
Intuition

Sylvite Vs Cordierite Iolite Fracture

Fracture is an important parameter when you compare Sylvite and Cordierite Iolite Physical Properties. It is necessary to understand the significance of these properties, before you compare Sylvite Vs Cordierite Iolite 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. Fracture observed in Sylvite is Uneven. Cordierite Iolite fracture is Uneven and ConchoidalWalter Schumann.

Sylvite Vs Cordierite Iolite Luster

A primary knowledge about Sylvite vs Cordierite Iolite 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. Sylvite exhibits Vitreous luster. Cordierite Iolite, on other hand, exhibits Vitreous luster.