Beryl

Sillimanite

Beryl Vs Sillimanite

Beryl

Sillimanite

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Astrology

Origin

Canada, Brazil, Madagascar, Mozambique, Russia, India, Pakistan, China, Sri Lanka, Origins: Canada, Namibia

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

Color

Green, Blue, Yellow, Colorless, pink

Blue, Green, Brownish, Greenish, Colorless, gray

Streak

White

For which Rashi?

Planet

Element of Planets

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Healing

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Tough

Solubility

Durability

Specific Gravity

2.60-2.903.20-3.26

1 7.18

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Fracture

Uneven, Conchoidal, Irregular

Splintery

Cleavage

Imperfect on {0001}

{010} perfect

Mohs Hardness

7.5-86-7.5

2 10

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Chemical Composition

Be₃Al₂Si₆O₁₈

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

Optical Properties

Luster

Vitreous, Resinous

Vitreous, Subadamantine, Silky

Pleochroism

Weak to distinct

Colourless to pale brown to yellow

Dispersion

0.010.02

0.005 1

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Transparency

Transparent, Transparent to opaque

Transparent, Translucent

Refractive Index

1.560-1.6041.653-1.685

1 3.25

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Optic Character

Crystal System

Hexagonal

Orthorhombic

Birefringence

0.0040-0.00700.020-0.022

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Cardiovascular

Supports heart health

Respiratory

Good

Reproductive

Digestive

Psychology

Communication

Creativity

Healing

Physical healing

Emotional healing

Qualities Associated

Courage

Creativity

Beryl Vs Sillimanite Fracture

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

Compare Blue Gemstones

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Beryl Vs Sillimanite Luster

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