Labradorite

Sillimanite

Labradorite Vs Sillimanite

Labradorite

Sillimanite

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Astrology

Origin

Canada, USA, Mexico, Madagascar, Australia, Finland, India, Russia

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

Color

Violet, Colorless, gray, White, Green

Blue, Green, Brownish, Greenish, Colorless, gray

Streak

White

For which Rashi?

Aquarius

Planet

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Isis

Not to wear with

Powers

Protection, Psychic Power

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Tough

Solubility

Durability

Specific Gravity

2.69-2.723.20-3.26

1 7.18

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Fracture

Uneven, Conchoidal

Splintery

Cleavage

Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}

{010} perfect

Mohs Hardness

6-6.56-7.5

2 10

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Chemical Composition

(Na,Ca)_1-2Si_3-2O₈

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

Optical Properties

Luster

Vitreous, Pearly

Vitreous, Subadamantine, Silky

Pleochroism

Colourless to pale brown to yellow

Dispersion

0.010.02

0.005 1

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Transparency

Transparent, Translucent, Transparent to translucent

Transparent, Translucent

Refractive Index

1.554-1.5731.653-1.685

1 3.25

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Optic Character

Crystal System

Triclinic

Orthorhombic

Birefringence

0.008-0.0100.020-0.022

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Good

Reproductive

Digestive

Psychology

Transformation

Creativity

Healing

Emotional healing

Qualities Associated

Magic

Creativity

Labradorite Vs Sillimanite Fracture

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

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Labradorite Vs Sillimanite Luster

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