Cordierite Iolite

Aragonite

Cordierite Iolite Vs Aragonite

Cordierite Iolite

Aragonite

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1 Astrology

1.1 Origin

Canada, Madagascar, Southern and central Africa, Sri Lanka, USA

Canada, Pakistan

1.2 Color

Violet, Blue

Reddish, Greenish, White, Red, Yellow, Green, Grey, Blue, Brown, Colorless, White, gray, Reddish, orange

1.3 Streak

Not Available

White

1.4 For which Rashi?

Not Available

Virgo, Capricorn, Virgo, Capricorn, Virgo, Capricorn

1.5 Planet

Not Available

Sun

1.6 Element of Planets

Not Available

Earth

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Not Available

Projective, Receptive

1.9 Deities

Not Available

Goddess

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

Protection

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Not Available

Brittle

2.2 Solubility

Not Available

Dilute acid

2.3 Durability

Not Available

2.4 Specific Gravity

2.56-2.662.93-2.96

1 7.18

2.5 Fracture

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

2.6 Cleavage

Not Available

Distinct on {010}, imperfect {110} and {011}

2.7 Mohs Hardness

7-7.53.5-4

2 10

2.8 Chemical Composition

Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

3 Optical Properties

3.1 Luster

Vitreous

Vitreous, Resinous

3.2 Pleochroism

Strong trichroism: colorless to yellowish

StrongArthur Thomas

3.3 Dispersion

0.02NA

0.007 1

3.4 Transparency

Transparent

Transparent, Translucent

3.5 Refractive Index

1.542-1.5781.525-1.686

1 3.25

3.6 Optic Character

Biaxial/+

Not Available

3.7 Crystal System

Not Available

Orthorhombic

3.8 Birefringence

0.008-0.0120.155

0 0.296

3.9 Clarity

Transparent

4 Benefits

4.1 Physical

4.1.1 Neurological

Not Available

4.1.2 Cardiovascular

Not Available

4.1.3 Respiratory

Not Available

4.1.4 Reproductive

Not Available

4.1.5 Digestive

Not Available

4.2 Psychology

Not Available

4.3 Healing

Not Available

4.4 Qualities Associated

Not Available

Cordierite Iolite Vs Aragonite Fracture

Fracture is an important parameter when you compare Cordierite Iolite and Aragonite Physical Properties. It is necessary to understand the significance of these properties, before you compare Cordierite Iolite Vs Aragonite 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 Iolite is ConchoidalWalter Schumann, Gemstones of the world (2001), Uneven and Uneven. Aragonite fracture is Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Subconchoidal.

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Cordierite Iolite Vs Aragonite Luster

A primary knowledge about Cordierite Iolite vs Aragonite 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 Iolite exhibits Vitreous luster. Aragonite, on other hand, exhibits Resinous and Vitreous luster.