Willemite

Opal

Willemite Vs Opal

Willemite

Opal

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Astrology

Origin

Canada

Ethiopia

Color

Yellow, Brown, Red, White, Green, Reddish, Black

Yellow, White, Red, Brown, Blue

Streak

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

3.89-4.181.98-2.25

1 7.18

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Fracture

Conchoidal, Uneven

Conchoidal

Cleavage

{0001}, {11 2 0} imperfect

None

Mohs Hardness

5.55-6.5

2 10

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Chemical Composition

Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

SiO₂ · nH₂O

Optical Properties

Luster

Vitreous, Resinous

Vitreous, Pearly

Pleochroism

None

Dispersion

0.170.01

0.005 1

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Transparency

Transparent, Translucent

Transparent, Translucent, Transparent to translucent

Refractive Index

1.687-1.7231.37-1.52

1 3.25

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Optic Character

Crystal System

Trigonal

Birefringence

0.028-0.030-9999

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Poor

Reproductive

Digestive

Psychology

Optimism

Creativity

Healing

Emotional healing

Qualities Associated

Transformation

Creativity

Willemite Vs Opal Fracture

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

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Willemite Vs Opal Luster

A primary knowledge about Willemite vs Opal 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. Willemite exhibits Vitreous and Resinous luster. Opal, on other hand, exhibits Vitreous and Pearly luster.