Chrysoprase

Sillimanite

Chrysoprase Vs Sillimanite

Chrysoprase

Sillimanite

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Astrology

Origin

Southern and central Africa, USA, Australia, Brazil

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

Color

Green

Blue, Green, Brownish, Greenish, Colorless, gray

Streak

White

For which Rashi?

Cancer, Taurus

Planet

Venus

Element of Planets

Earth

Energy

How to Wear?

Finger

Ring Metal

Deities

Vesta

Not to wear with

Powers

Protection, Healing

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Tough

Solubility

Durability

Specific Gravity

2.58-2.643.20-3.26

1 7.18

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Fracture

Splintery

Cleavage

None

{010} perfect

Mohs Hardness

6.5-76-7.5

2 10

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Chemical Composition

SiO₂ (with a high level of nickel impurities )

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

Optical Properties

Luster

Vitreous, Waxy

Vitreous, Subadamantine, Silky

Pleochroism

Colourless to pale brown to yellow

Dispersion

0.010.02

0.005 1

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Transparency

Translucent, Opaque, Translucent to nearly opaque

Transparent, Translucent

Refractive Index

1.530-1.5431.653-1.685

1 3.25

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Optic Character

Crystal System

Trigonal

Orthorhombic

Birefringence

0.0040.020-0.022

0 0.296

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Clarity

Translucent

Transparent

Benefits

Physical

Neurological

Supports emotional healing and stress relief

Cardiovascular

Supports heart health

Respiratory

Excellent

Good

Reproductive

Calms the mind and reduces anxiety

Digestive

Supports digestive health

Psychology

Love

Creativity

Healing

Emotional healing

Qualities Associated

Love

Creativity

Chrysoprase Vs Sillimanite Fracture

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

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Chrysoprase Vs Sillimanite Luster

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