Chalcedony

Cordierite

Chalcedony Vs Cordierite

Chalcedony

Cordierite

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Astrology

Origin

Zimbabwe

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

Color

Violet, White, gray, Blue, Brown, Black

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

Streak

White

For which Rashi?

Cancer, Sagittarius

Planet

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Goddess Whope

Not to wear with

Powers

Protection

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Soluble

Durability

Specific Gravity

2.55-2.702.57-2.66

1 7.18

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Fracture

Uneven, Splintery, Conchoidal

Subconchoidal, Conchoidal

Cleavage

Absent

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

Mohs Hardness

6.5-77-7.5

2 10

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Chemical Composition

SiO₂

Mg2Al4Si5O18

Optical Properties

Luster

Vitreous

Greasy, Vitreous

Pleochroism

X = pale yellow

Dispersion

0.010.01

0.005 1

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Transparency

Translucent, Translucent to opaque

Refractive Index

1.530-1.543-9999

1 3.25

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Optic Character

Crystal System

Trigonal

Orthorhombic

Birefringence

0.003-0.009-9999

0 0.296

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Clarity

Translucent

Benefits

Physical

Neurological

Supports healthy digestion

Cardiovascular

Supports heart health

Respiratory

Good

Reproductive

Digestive

Psychology

Harmony

Intuition

Healing

Emotional healing

Qualities Associated

Harmony

Psychic Abilities

Chalcedony Vs Cordierite Fracture

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

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Chalcedony Vs Cordierite Luster

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