Cordierite

Kyanite

Cordierite Vs Kyanite

Cordierite

Kyanite

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Astrology

Origin

Australia, Brazil, Burma, Canada, India, Madagascar, Sri Lanka, Tanzania

Brazil, USA, Switzerland, Kenya, Mozambique, Russia, Nepal, India, Burma

Color

Blue, Violet, Greenish, Brown, Colorless, Yellow, gray

Blue, Yellow, Colorless, White, gray, Green, Black

Streak

White

For which Rashi?

Aries, Libra, Taurus

Planet

Jupiter

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Love

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

2.57-2.663.53-3.65

1 7.18

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Fracture

Subconchoidal, Conchoidal

Splintery

Cleavage

Fair on {100}, poor on {001} and {010}

[100] perfect [010] imperfect with 79° angle between

Mohs Hardness

7-7.54-7

2 10

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Chemical Composition

Mg2Al4Si5O18

Al2SiO5

Optical Properties

Luster

Greasy, Vitreous

Vitreous, Pearly

Pleochroism

X = pale yellow

Trichroic

Dispersion

0.010.02

0.005 1

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Transparency

Refractive Index

-99991.71-1.74

1 3.25

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Optic Character

Crystal System

Orthorhombic

Triclinic

Birefringence

-9999-9999

0 0.296

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Clarity

Benefits

Physical

Neurological

Supports healthy digestion

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Good

Reproductive

Supports reproductive health

Digestive

Psychology

Intuition

Inner bridges

Healing

Emotional healing

Physical healing

Qualities Associated

Psychic Abilities

Inner Peace

Cordierite Vs Kyanite Fracture

Fracture is an important parameter when you compare Cordierite and Kyanite Physical Properties. It is necessary to understand the significance of these properties, before you compare Cordierite Vs Kyanite 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 Cordierite is Subconchoidal and Conchoidal. Kyanite fracture is Splintery.

Compare Blue Gemstones

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Cordierite Vs Kyanite Luster

A primary knowledge about Cordierite vs Kyanite 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. Cordierite exhibits Greasy and Vitreous luster. Kyanite, on other hand, exhibits Vitreous and Pearly luster.