Jade

Sillimanite

Jade Vs Sillimanite

Jade

Sillimanite

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Astrology

Origin

Australia, Canada, Italy, Kazakhstan, Russia, Switzerland, Turkey, USA, Guatemala

USA, Madagascar, India, Sri Lanka, Burma, Australia, Italy, Brazil

Color

Green, Brown, gray

Blue, Green, Brownish, Greenish, Colorless, gray

Streak

White

For which Rashi?

Pisces, Libra, Gemini, Taurus, Aries

Planet

Venus, Neptune

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Freyja, Buddha

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Tough

Solubility

Durability

Specific Gravity

2.90-3.383.20-3.26

1 7.18

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Fracture

Splintery

Cleavage

1 or 2,2 prismatic.

{010} perfect

Mohs Hardness

6-76-7.5

2 10

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Chemical Composition

Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆

Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)

Optical Properties

Luster

Vitreous

Vitreous, Subadamantine, Silky

Pleochroism

Colourless to pale brown to yellow

Dispersion

0.010.02

0.005 1

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Transparency

Translucent, Translucent to opaque

Transparent, Translucent

Refractive Index

1.600-1.6881.653-1.685

1 3.25

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Optic Character

Crystal System

monoclinic

Orthorhombic

Birefringence

0.020-0.0270.020-0.022

0 0.296

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Clarity

Translucent

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Harmony

Creativity

Healing

Emotional healing

Qualities Associated

Harmony

Creativity

Jade Vs Sillimanite Fracture

Fracture is an important parameter when you compare Jade and Sillimanite Physical Properties. It is necessary to understand the significance of these properties, before you compare Jade Vs Sillimanite 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 Jade is Splintery. Sillimanite fracture is Splintery.

Compare Semi Precious Gemstones

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Jade Vs Sillimanite Luster

A primary knowledge about Jade vs Sillimanite 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. Jade exhibits Vitreous luster. Sillimanite, on other hand, exhibits Vitreous, Subadamantine and Silky luster.