Thulite

Dumortierite

Thulite Vs Dumortierite

Thulite

Dumortierite

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Astrology

Origin

Australia

Southern and central Africa

Color

Red

Blue, Violet, Brown, White, Greenish, pink

Streak

White, Colorless

White

For which Rashi?

Leo, Sagittarius

Planet

Saturn

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Isis

Not to wear with

Powers

Healing

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.13.26-3.41

1 7.18

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Fracture

Uneven, Conchoidal

Fibrous, ConchoidalWalter Schumann

Cleavage

Perfect {010} imperfect {100}

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

Mohs Hardness

6-77-8.5

2 10

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Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

AlAl₆O₃BSi₃O₁₈

Optical Properties

Luster

Vitreous

Pleochroism

Present

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

Dispersion

0.020.01

0.005 1

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Transparency

Opaque, Translucent, Opaque . May be translucent in thin backlit sections.

Translucent, Translucent to opaque

Refractive Index

1.6951.669-1.723

1 3.25

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Optic Character

Crystal System

Orthorhombic

Birefringence

0.006-0.0180.011-0.037

0 0.296

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Clarity

OpaqueHerve Nicolas Lazzarelli

Translucent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Emotional Healing

Patience

Healing

Emotional healing

Qualities Associated

Love

Patience

Thulite Vs Dumortierite Fracture

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

Compare Red Gemstones

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Thulite Vs Dumortierite Luster

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