Malachite

Sillimanite

Malachite Vs Sillimanite

Malachite

Sillimanite

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Astrology

Origin

Southern and central Africa

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

Color

Green

Blue, Green, Brownish, Greenish, Colorless, gray

Streak

Green

White

For which Rashi?

Capricorn, Scorpio

Planet

Venus

Element of Planets

Earth

Energy

How to Wear?

Finger

Ring Metal

Deities

Freyja

Not to wear with

Powers

Protection

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Tough

Solubility

Durability

Specific Gravity

3.25-4.103.20-3.26

1 7.18

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Fracture

Conchoidal, Uneven

Splintery

Cleavage

Perfect on { 2 01} fair on {010}

{010} perfect

Mohs Hardness

3.5-46-7.5

2 10

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Chemical Composition

Cu₂CO₃(OH)₂

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

Optical Properties

Luster

Adamantine, Vitreous, Silky

Vitreous, Subadamantine, Silky

Pleochroism

Colourless to pale brown to yellow

Dispersion

0.040.02

0.005 1

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Transparency

Opaque

Transparent, Translucent

Refractive Index

1.655-1.9091.653-1.685

1 3.25

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Optic Character

Crystal System

monoclinic

Orthorhombic

Birefringence

0.2540.020-0.022

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Supports digestive health

Psychology

Transformation

Creativity

Healing

Emotional healing

Qualities Associated

Transformation

Creativity

Malachite Vs Sillimanite Fracture

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

Compare Gems for Scorpio

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Malachite Vs Sillimanite Luster

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