Apatite

Cordierite Iolite

Apatite Vs Cordierite Iolite

Apatite

Cordierite Iolite

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Astrology

Origin

Mexico, USA, Canada, Madagascar, Spain, Russia, Sri Lanka, India, Burma, Origins: Mexico

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

Color

Yellow, Green, Blue, White, Red, Colorless, Violet, pink, Brown

Violet, Blue

Streak

White

For which Rashi?

Gemini

Planet

Mercury

Element of Planets

Earth

Energy

How to Wear?

Finger

Ring Metal

Deities

Jupiter/Neptune

Not to wear with

Powers

Healing

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.16-3.232.56-2.66

1 7.18

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Fracture

Conchoidal, Uneven, Conchoidal to uneven

Uneven, ConchoidalWalter Schumann

Cleavage

[0001] indistinct, [1010] indistinct

Distinct

Mohs Hardness

57-7.5

2 10

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Chemical Composition

Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references

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

Optical Properties

Luster

Vitreous

Pleochroism

Blue stones – strong

Strong trichroism: colorless to yellowish

Dispersion

0.010.02

0.005 1

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Transparency

Transparent

Refractive Index

1.628-1.6511.542-1.578

1 3.25

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Optic Character

Biaxial/+

Crystal System

Hexagonal

Birefringence

0.002-0.0080.008-0.012

0 0.296

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Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Transparent

Benefits

Physical

Neurological

Enhances communication and mental clarity

Cardiovascular

Enhances intuition and psychic abilities

Respiratory

Good

Reproductive

Supports reproductive health

Digestive

Supports digestive health

Psychology

Motivation

Inner vision

Healing

Emotional healing

Qualities Associated

Manifestation

Intuition

Apatite Vs Cordierite Iolite Fracture

Fracture is an important parameter when you compare Apatite and Cordierite Iolite Physical Properties. It is necessary to understand the significance of these properties, before you compare Apatite 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. Fracture observed in Apatite is Conchoidal, Uneven and Conchoidal to uneven. Cordierite Iolite fracture is Uneven and ConchoidalWalter Schumann.

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Apatite Vs Cordierite Iolite Luster

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