Dumortierite

Coral

Dumortierite Vs Coral

Dumortierite

Coral

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1 Astrology

1.1 Origin

Southern and central Africa, violet, blue, violet, blue

Southern and central Africa, Orange, blue, Orange, blue

1.2 Color

Blue, Violet, Brown, White, Blue, Brown, Violet, Greenish, pink

White, Blue

1.3 Streak

White

Not Available

1.4 For which Rashi?

Leo, Sagittarius, Leo, Sagittarius, Leo, Sagittarius

Pisces

1.5 Planet

Saturn

Neptune

1.6 Element of Planets

Water

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Receptive

1.9 Deities

Isis

Venus

1.10 Not to wear with

Not Available

1.11 Powers

Healing

Healing, Protection

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Not Available

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

3.26-3.412.60-2.70

1 7.18

2.5 Fracture

Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

Irregular, Irregular, Gemstones of the world (2001)

2.6 Cleavage

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

Not Available

2.7 Mohs Hardness

7-8.53-4

2 10

2.8 Chemical Composition

AlAl₆O₃BSi₃O₁₈

CaCO 3Ulrich Henn and Claudio C.

3 Optical Properties

3.1 Luster

Vitreous

Not Available

3.2 Pleochroism

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

AbsentWalter Schumann

3.3 Dispersion

NoneNone

0.007 1

3.4 Transparency

Translucent, Translucent to opaque

Translucent

3.5 Refractive Index

1.669-1.7231.486-1.658

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Orthorhombic

Trigonal

3.8 Birefringence

0.011-0.0370.160-0.172

0 0.296

3.9 Clarity

Translucent

4 Benefits

4.1 Physical

4.1.1 Neurological

Not Available

4.1.2 Cardiovascular

Not Available

4.1.3 Respiratory

Not Available

4.1.4 Reproductive

Not Available

4.1.5 Digestive

Not Available

4.2 Psychology

Not Available

4.3 Healing

Not Available

4.4 Qualities Associated

Not Available

Dumortierite Vs Coral Fracture

Fracture is an important parameter when you compare Dumortierite and Coral Physical Properties. It is necessary to understand the significance of these properties, before you compare Dumortierite Vs Coral 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 ConchoidalWalter Schumann, Fibrous and Gemstones of the world (2001) More from other references. Coral fracture is Gemstones of the world (2001), Irregular and Irregular.

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Dumortierite Vs Coral Luster

A primary knowledge about Dumortierite vs Coral 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.