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Coral
Coral

Dumortierite
Dumortierite



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X
Coral
X
Dumortierite

Coral Vs Dumortierite

Astrology

Origin

Southern and central Africa
Southern and central Africa

Color

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

Streak

-
White

For which Rashi?

Pisces
Leo, Sagittarius

Planet

Neptune
Saturn

Element of Planets

Water
Water

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

Venus
Isis

Not to wear with

-
-

Powers

Healing, Protection
Healing

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.60-2.703.26-3.41
1 7.18
👆🏻

Fracture

Irregular
Fibrous, ConchoidalWalter Schumann

Cleavage

None
Distinct on {100}, poor on {110}; parting on {001}

Mohs Hardness

3-47-8.5
2 10
👆🏻

Chemical Composition

CaCO 3Ulrich Henn and Claudio C.
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

0.030.01
0.005 1
👆🏻

Transparency

Translucent
Translucent, Translucent to opaque

Refractive Index

1.486-1.6581.669-1.723
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
Orthorhombic

Birefringence

0.160-0.1720.011-0.037
0 0.296
👆🏻

Clarity

Translucent
Translucent

Benefits

Physical

Neurological

-
Enhances mental clarity and focus

Cardiovascular

Enhances intuition and psychic abilities
-

Respiratory

-
Good

Reproductive

-
-

Digestive

-
-

Psychology

Emotional balance
Patience

Healing

Emotional healing
Emotional healing

Qualities Associated

Emotional Balance
Patience

Coral Vs Dumortierite Fracture

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

Coral Vs Dumortierite Luster

A primary knowledge about Coral 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.