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Opal
Opal

Brazilianite
Brazilianite



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Opal
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Brazilianite

Opal Vs Brazilianite

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Astrology

Origin

Ethiopia
Brazil

Color

Yellow, White, Red, Brown, Blue
Green, Colorless, Greenish, Yellow

Streak

White
White

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
-

Solubility

hot salt water
-

Durability

-
-

Specific Gravity

1.98-2.252.98-2.99
1 7.18
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Fracture

Conchoidal
Conchoidal

Cleavage

None
(010) Distinct to good

Mohs Hardness

5-6.55.5
2 10
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Chemical Composition

SiO2 · nH2O
NaAl 3(PO 4) 2(OH) 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Optical Properties

Luster

Vitreous, Pearly
Vitreous

Pleochroism

None
Very weakWalter Schumann

Dispersion

0.010.01
0.005 1
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Transparency

Transparent, Translucent, Transparent to translucent
-

Refractive Index

1.37-1.521.602-1.625
1 3.25
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Optic Character

-
-

Crystal System

Trigonal
monoclinic

Birefringence

-99990.019-0.021
0 0.296
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Clarity

Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Benefits

Physical

Neurological

Enhances mental clarity and focus
-

Cardiovascular

-
-

Respiratory

-
Good

Reproductive

-
-

Digestive

-
-

Psychology

Creativity
Empowerment

Healing

Emotional healing
Emotional healing

Qualities Associated

Creativity
Manifestation

Opal Vs Brazilianite Fracture

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

Opal Vs Brazilianite Luster

A primary knowledge about Opal vs Brazilianite 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. Brazilianite, on other hand, exhibits Vitreous luster.