Common Opal

Brazilianite

Common Opal Vs Brazilianite

Common Opal

Brazilianite

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1 Astrology

1.1 Origin

Southern and central Africa

Brazil

1.2 Color

White, Colorless, Blue, Red, Green, Yellow, Violet

Green, Colorless, Greenish, Yellow, Green

1.3 Streak

Not Available

White

1.4 For which Rashi?

Not Available

1.5 Planet

Not Available

1.6 Element of Planets

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Not Available

1.9 Deities

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

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

1.98-2.502.98-2.99

1 7.18

2.5 Fracture

Conchoidal, Conchoidal, Gemstones of the world (2001)

Conchoidal, Gems

2.6 Cleavage

Not Available

(010) Distinct to good

2.7 Mohs Hardness

5.5-6.55.5

2 10

2.8 Chemical Composition

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

NaAl 3(PO 4) 2(OH) 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

3 Optical Properties

3.1 Luster

Not Available

Vitreous

3.2 Pleochroism

AbsentWalter Schumann

Very weakWalter Schumann

3.3 Dispersion

None0.01

0.007 1

3.4 Transparency

Translucent

Gemmological Tables (2004) More from other references

3.5 Refractive Index

1.37-1.521.602-1.625

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Not Available

monoclinic

3.8 Birefringence

Not Available0.019-0.021

0 0.296

3.9 Clarity

Translucent

TransparentUlrich Henn and Claudio C. Milisenda

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

Common Opal Vs Brazilianite Fracture

Fracture is an important parameter when you compare Common Opal and Brazilianite Physical Properties. It is necessary to understand the significance of these properties, before you compare Common 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 Common Opal is Conchoidal, Conchoidal and Gemstones of the world (2001). Brazilianite fracture is Conchoidal and Gems.

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Common Opal Vs Brazilianite Luster

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