Onyx

Cordierite Iolite

Onyx Vs Cordierite Iolite

Onyx

Cordierite Iolite

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1 Astrology

1.1 Origin

Not Available

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

1.2 Color

White

Violet, Blue

1.3 Streak

Not Available

1.4 For which Rashi?

Capricorn

Not Available

1.5 Planet

Saturn

Not Available

1.6 Element of Planets

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Projective

Not Available

1.9 Deities

Mars

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Protection

Not Available

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Capricorn

Not Available

2 Physical Properties

2.1 Tenacity

Not Available

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.55-2.702.56-2.66

1 7.18

2.5 Fracture

Not Available

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

2.6 Cleavage

Indiscernible

Not Available

2.7 Mohs Hardness

6.5-77-7.5

2 10

2.8 Chemical Composition

SiO₂

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

3 Optical Properties

3.1 Luster

Vitreous

3.2 Pleochroism

Not Available

Strong trichroism: colorless to yellowish

3.3 Dispersion

NA0.02

0.007 1

3.4 Transparency

Translucent, Opaque, Translucent to opaque

Transparent

3.5 Refractive Index

1.530-1.5431.542-1.578

1 3.25

3.6 Optic Character

Not Available

Biaxial/+

3.7 Crystal System

Trigonal

Not Available

3.8 Birefringence

Not Available0.008-0.012

0 0.296

3.9 Clarity

OpaqueHerve Nicolas Lazzarelli

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

Onyx Vs Cordierite Iolite Fracture

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

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Onyx Vs Cordierite Iolite Luster

A primary knowledge about Onyx vs Cordierite Iolite 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. Onyx exhibits Vitreous luster. Cordierite Iolite, on other hand, exhibits Vitreous luster.