Quartz

Dumortierite

Quartz Vs Dumortierite

Quartz

Dumortierite

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Astrology

Origin

Brazil

Southern and central Africa

Color

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

Blue, Violet, Brown, White, Greenish, pink

Streak

White

For which Rashi?

Taurus, Capricorn, Sagittarius

Leo, Sagittarius

Planet

Venus

Saturn

Element of Planets

Earth, Water

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Nerthus

Isis

Not to wear with

Powers

Healing, Protection

Healing

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

2.653.26-3.41

1 7.18

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Fracture

Conchoidal

Fibrous, ConchoidalWalter Schumann

Cleavage

{0110} Indistinct

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

Mohs Hardness

77-8.5

2 10

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Chemical Composition

SiO₂

AlAl₆O₃BSi₃O₁₈

Optical Properties

Luster

Vitreous

Pleochroism

None

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

Dispersion

0.010.01

0.005 1

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Transparency

Transparent, Translucent, Transparent to translucent

Translucent, Translucent to opaque

Refractive Index

1.544-1.5531.669-1.723

1 3.25

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Optic Character

Crystal System

Trigonal

Orthorhombic

Birefringence

0.0090.011-0.037

0 0.296

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Clarity

Opaque

Translucent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Supports reproductive health

Digestive

Psychology

Clarity

Patience

Healing

Emotional healing

Qualities Associated

Clarity

Patience

Quartz Vs Dumortierite Fracture

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

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Quartz Vs Dumortierite Luster

A primary knowledge about Quartz vs Dumortierite 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. Quartz exhibits Vitreous luster. Dumortierite, on other hand, exhibits Vitreous luster.