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Opal
Opal

Nickeline
Nickeline



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Opal
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Nickeline

Opal Vs Nickeline

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Astrology

Origin

Ethiopia
Australia

Color

Yellow, White, Red, Brown, Blue
Red, White, gray, Black

Streak

White
Brownish, Black

For which Rashi?

Cancer, Libra, Scorpio
-

Planet

Mercury
-

Element of Planets

Earth, Air, Water
-

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

Cupid
-

Not to wear with

-
-

Powers

Astral Projection, Psychicism
-

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

BrittleWalter Schumann
Brittle

Solubility

hot salt water
-

Durability

-
-

Specific Gravity

1.98-2.25-9999
1 7.18
👆🏻

Fracture

Conchoidal
Conchoidal, Uneven

Cleavage

None
{1010} Imperfect, {0001} Imperfect

Mohs Hardness

5-6.55-5.5
2 10
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Chemical Composition

SiO2 · nH2O
NiAs

Optical Properties

Luster

Vitreous, Pearly
-

Pleochroism

None
Strong (reflected light)

Dispersion

0.010.04
0.005 1
👆🏻

Transparency

Transparent, Translucent, Transparent to translucent
-

Refractive Index

1.37-1.52-9999
1 3.25
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Optic Character

-
-

Crystal System

Trigonal
Hexagonal

Birefringence

-9999-9999
0 0.296
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Clarity

Transparent
-

Benefits

Physical

Neurological

Enhances mental clarity and focus
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Cardiovascular

-
-

Respiratory

-
Poor

Reproductive

-
-

Digestive

-
-

Psychology

Creativity
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Healing

Emotional healing
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Qualities Associated

Creativity
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Opal Vs Nickeline Fracture

Fracture is an important parameter when you compare Opal and Nickeline Physical Properties. It is necessary to understand the significance of these properties, before you compare Opal Vs Nickeline 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 Opal is Conchoidal. Nickeline fracture is Conchoidal and Uneven.

Opal Vs Nickeline Luster

A primary knowledge about Opal vs Nickeline 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. Opal exhibits Vitreous and Pearly luster.