Pietersite

Dumortierite

Pietersite Vs Dumortierite

Pietersite

Dumortierite

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Astrology

Origin

Southern and central Africa

Color

Blue, Red

Blue, Violet, Brown, White, Greenish, pink

Streak

White

For which Rashi?

Sagittarius, Leo

Leo, Sagittarius

Planet

Mars

Saturn

Element of Planets

Air

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Freyja

Isis

Not to wear with

Powers

Healing

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

-99993.26-3.41

1 7.18

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Fracture

Fibrous, ConchoidalWalter Schumann

Cleavage

None

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

Mohs Hardness

57-8.5

2 10

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Chemical Composition

H2O+Fe2+,H3O2+Fe3+Si4O12

AlAl₆O₃BSi₃O₁₈

Optical Properties

Luster

Vitreous

Pleochroism

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

Translucent, Translucent to opaque

Refractive Index

1.54-1.561.669-1.723

1 3.25

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Optic Character

Crystal System

Trigonal

Orthorhombic

Birefringence

-99990.011-0.037

0 0.296

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Clarity

Translucent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Empowerment

Patience

Healing

Emotional healing

Qualities Associated

Clarity

Patience

Pietersite Vs Dumortierite Fracture

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

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Pietersite Vs Dumortierite Luster

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