Cordierite

Lazulite

Cordierite Vs Lazulite

Cordierite

Lazulite

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Astrology

Origin

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

Brazil, Southern and central Africa

Color

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

Blue, Green, Black

Streak

White

For which Rashi?

Gemini, Sagittarius

Planet

Jupiter

Element of Planets

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

2.57-2.663.04-3.17

1 7.18

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Fracture

Subconchoidal, Conchoidal

Uneven

Cleavage

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

{001} Indistinct, {???} Indistinct

Mohs Hardness

7-7.55.5

2 10

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Chemical Composition

Mg2Al4Si5O18

(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references

Optical Properties

Luster

Greasy, Vitreous

Pleochroism

X = pale yellow

Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli

Dispersion

0.010.01

0.005 1

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Transparency

Transparent, Translucent

Refractive Index

-99991.604-1.646

1 3.25

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Optic Character

Crystal System

Orthorhombic

monoclinic

Birefringence

-99990.031-0.036

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Supports healthy digestion

Balances digestive system and reduces bloating

Cardiovascular

Respiratory

Good

Excellent

Reproductive

Digestive

Supports digestive health

Psychology

Intuition

Clarity

Healing

Emotional healing

Qualities Associated

Psychic Abilities

Cordierite Vs Lazulite Fracture

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

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Cordierite Vs Lazulite Luster

A primary knowledge about Cordierite vs Lazulite 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.