Dumortierite

Peridot

Dumortierite Vs Peridot

Dumortierite

Peridot

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Astrology

Origin

Southern and central Africa

China, Burma, Pakistan, USA, Southern and central Africa, Brazil

Color

Blue, Violet, Brown, White, Greenish, pink

Green

Streak

White

None

For which Rashi?

Leo, Sagittarius

Libra, Taurus, Leo, Virgo

Planet

Saturn

Element of Planets

Water

Earth

Energy

How to Wear?

Finger

Ring Metal

Deities

Isis

Not to wear with

Powers

Healing

Protection

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.26-3.411.54-1.55

1 7.18

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Fracture

Fibrous, ConchoidalWalter Schumann

Conchoidal

Cleavage

Distinct on {100}, poor on {110}; parting on {001}

Poor

Mohs Hardness

7-8.56.5-7

2 10

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Chemical Composition

AlAl₆O₃BSi₃O₁₈

(Mg,Fe)₂SiO₄

Optical Properties

Luster

Vitreous

Vitreous, Greasy

Pleochroism

Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue

Weak: yellow-green green (colorless)Herve Nicolas Lazzarelli

Dispersion

0.010.02

0.005 1

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Transparency

Translucent, Translucent to opaque

Transparent

Refractive Index

1.669-1.7231.64-1.69

1 3.25

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Optic Character

Crystal System

Orthorhombic

Birefringence

0.011-0.0370.036

0 0.296

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Clarity

Translucent

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Supports reproductive health

Digestive

Psychology

Patience

Harmony

Healing

Emotional healing

Physical healing

Qualities Associated

Patience

Health

Dumortierite Vs Peridot Fracture

Fracture is an important parameter when you compare Dumortierite and Peridot Physical Properties. It is necessary to understand the significance of these properties, before you compare Dumortierite Vs Peridot 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 Dumortierite is Fibrous and ConchoidalWalter Schumann. Peridot fracture is Conchoidal.

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Dumortierite Vs Peridot Luster

A primary knowledge about Dumortierite vs Peridot 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. Dumortierite exhibits Vitreous luster. Peridot, on other hand, exhibits Vitreous and Greasy luster.