Sugilite

Cordierite

Sugilite Vs Cordierite

Sugilite

Cordierite

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Astrology

Origin

Canada, Southern and central Africa, Italy, Australia, India

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

Color

Violet, Brownish, Yellow, Reddish, Pale pink

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

Streak

White

For which Rashi?

Virgo

Planet

Mercury, Jupiter

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

2.69-2.792.57-2.66

1 7.18

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Fracture

Conchoidal

Subconchoidal, Conchoidal

Cleavage

Poor on {0001}

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

Mohs Hardness

5.5-6.57-7.5

2 10

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Chemical Composition

KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Mg2Al4Si5O18

Optical Properties

Luster

Vitreous

Greasy, Vitreous

Pleochroism

Weak

X = pale yellow

Dispersion

0.020.01

0.005 1

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Transparency

Translucent

Refractive Index

1.607-1.612-9999

1 3.25

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Optic Character

Crystal System

Hexagonal

Orthorhombic

Birefringence

0.003-9999

0 0.296

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Clarity

Translucent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Supports healthy digestion

Cardiovascular

Respiratory

Excellent

Good

Reproductive

Digestive

Psychology

Spirituality

Intuition

Healing

Emotional healing

Qualities Associated

Spiritual Protection

Psychic Abilities

Sugilite Vs Cordierite Fracture

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

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Sugilite Vs Cordierite Luster

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