Sillimanite

Moonstone

Sillimanite Vs Moonstone

Sillimanite

Moonstone

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Astrology

Origin

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

Southern and central Africa, Sri Lanka, India

Color

Blue, Green, Brownish, Greenish, Colorless, gray

White, Green, Brownish

Streak

White

For which Rashi?

Cancer, Libra, Scorpio

Planet

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Diana

Not to wear with

Powers

Love

Birthstone

Planetary

Cancer

Talisman

Physical Properties

Tenacity

Tough

Solubility

Durability

Specific Gravity

3.20-3.262.56-2.60

1 7.18

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Fracture

Splintery

Uneven, ConchoidalWalter Schumann

Cleavage

{010} perfect

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

Mohs Hardness

6-7.56-6.5

2 10

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Chemical Composition

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

Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈

Optical Properties

Luster

Vitreous, Subadamantine, Silky

Pearly

Pleochroism

Colourless to pale brown to yellow

Dispersion

0.020.01

0.005 1

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Transparency

Transparent, Translucent

Transparent, Transparent to translucent

Refractive Index

1.653-1.6851.518-1.527

1 3.25

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Optic Character

Crystal System

Orthorhombic

monoclinic

Birefringence

0.020-0.0220.006-0.007

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Good

Reproductive

Supports reproductive health

Digestive

Psychology

Creativity

Emotional Balance

Healing

Emotional healing

Qualities Associated

Creativity

Feminine Energy

Sillimanite Vs Moonstone Fracture

Fracture is an important parameter when you compare Sillimanite and Moonstone Physical Properties. It is necessary to understand the significance of these properties, before you compare Sillimanite Vs Moonstone 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. Moonstone fracture is Uneven and ConchoidalWalter Schumann.

Compare Blue Gemstones

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Sillimanite Vs Moonstone Luster

A primary knowledge about Sillimanite vs Moonstone 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. Moonstone, on other hand, exhibits Pearly luster.