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Chalcedony
Chalcedony

Coral
Coral



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Chalcedony
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Coral

Chalcedony Vs Coral

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Astrology

Origin

Zimbabwe
Southern and central Africa

Color

Violet, White, gray, Blue, Brown, Black
White, Blue

Streak

White
-

For which Rashi?

Cancer, Sagittarius
Pisces

Planet

-
Neptune

Element of Planets

Water
Water

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

Goddess Whope
Venus

Not to wear with

-
-

Powers

Protection
Healing, Protection

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

-
-

Solubility

Soluble
-

Durability

-
-

Specific Gravity

2.55-2.702.60-2.70
1 7.18
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Fracture

Uneven, Splintery, Conchoidal
Irregular

Cleavage

Absent
None

Mohs Hardness

6.5-73-4
2 10
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Chemical Composition

SiO2
CaCO 3Ulrich Henn and Claudio C.

Optical Properties

Luster

Vitreous
-

Pleochroism

-
-

Dispersion

0.010.03
0.005 1
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Transparency

Translucent, Translucent to opaque
Translucent

Refractive Index

1.530-1.5431.486-1.658
1 3.25
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Optic Character

-
-

Crystal System

Trigonal
Trigonal

Birefringence

0.003-0.0090.160-0.172
0 0.296
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Clarity

Translucent
Translucent

Benefits

Physical

Neurological

-
-

Cardiovascular

Supports heart health
Enhances intuition and psychic abilities

Respiratory

Good
-

Reproductive

-
-

Digestive

-
-

Psychology

Harmony
Emotional balance

Healing

Emotional healing
Emotional healing

Qualities Associated

Harmony
Emotional Balance

Chalcedony Vs Coral Fracture

Fracture is an important parameter when you compare Chalcedony and Coral Physical Properties. It is necessary to understand the significance of these properties, before you compare Chalcedony 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 Chalcedony is Uneven, Splintery and Conchoidal. Coral fracture is Irregular.

Chalcedony Vs Coral Luster

A primary knowledge about Chalcedony 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. Chalcedony exhibits Vitreous luster.