Sillimanite

Uvarovite Garnet

Sillimanite Vs Uvarovite Garnet

Sillimanite

Uvarovite Garnet

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Astrology

Origin

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

Turkey, Italy

Color

Blue, Green, Brownish, Greenish, Colorless, gray

Green

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

Tough

Solubility

Durability

Specific Gravity

3.20-3.263.7-3.8

1 7.18

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Fracture

Splintery

Cleavage

{010} perfect

None

Mohs Hardness

6-7.56.5-7

2 10

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Chemical Composition

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

Ca₃Cr₂Si₃O₁₂

Optical Properties

Luster

Vitreous, Subadamantine, Silky

Adamantine

Pleochroism

Colourless to pale brown to yellow

Dispersion

0.020.03

0.005 1

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Transparency

Transparent, Translucent

Transparent, Translucent, Transparent to translucent

Refractive Index

1.653-1.6851.860-1.870

1 3.25

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Optic Character

Crystal System

Orthorhombic

Isometric

Birefringence

0.020-0.022-9999

0 0.296

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Clarity

Transparent

Transparent to translucent

Benefits

Physical

Neurological

Cardiovascular

Supports heart health

Respiratory

Good

Excellent

Reproductive

Supports reproductive health

Digestive

Psychology

Creativity

Abundance

Healing

Emotional healing

Qualities Associated

Creativity

Abundance

Sillimanite Vs Uvarovite Garnet Fracture

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

Compare Blue Gemstones

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Sillimanite Vs Uvarovite Garnet Luster

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