Fayalite

Cordierite

Fayalite Vs Cordierite

Fayalite

Cordierite

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Astrology

Origin

Southern and central Africa

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

Color

Yellow, Brown, Black

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

Streak

White

For which Rashi?

Planet

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

4.3922.57-2.66

1 7.18

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Fracture

Conchoidal

Subconchoidal, Conchoidal

Cleavage

{010} moderate, {100} imperfect

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

Mohs Hardness

6.5-77-7.5

2 10

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Chemical Composition

Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Mg2Al4Si5O18

Optical Properties

Luster

Vitreous, Resinous

Greasy, Vitreous

Pleochroism

Faint

X = pale yellow

Dispersion

0.030.01

0.005 1

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Transparency

TransparentAnthony et al

Refractive Index

1.827-1.879-9999

1 3.25

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Optic Character

Crystal System

Orthorhombic

Birefringence

0.042-0.051-9999

0 0.296

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Clarity

TransparentAnthony et al

Benefits

Physical

Neurological

Supports healthy digestion

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Creativity

Intuition

Healing

Physical healing

Emotional healing

Qualities Associated

Creativity

Psychic Abilities

Fayalite Vs Cordierite Fracture

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

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Fayalite Vs Cordierite Luster

A primary knowledge about Fayalite 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. Fayalite exhibits Vitreous and Resinous luster. Cordierite, on other hand, exhibits Greasy and Vitreous luster.