Obsidian

Willemite

Obsidian Vs Willemite

Obsidian

Willemite

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Astrology

Origin

Australia, Canada, Guatemala, Italy, Kenya, Mexico, Turkey

Canada

Color

Brown, Green

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

Streak

White

For which Rashi?

Sagittarius

Planet

Element of Planets

Energy

How to Wear?

Finger

Ring Metal

Deities

Itzpapalotl

Not to wear with

Powers

Protection

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

2.35-2.603.89-4.18

1 7.18

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Fracture

Conchoidal, ConchoidalWalter Schumann

Conchoidal, Uneven

Cleavage

None

{0001}, {11 2 0} imperfect

Mohs Hardness

5-5.55.5

2 10

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Chemical Composition

SiO2

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

Optical Properties

Luster

Vitreous

Vitreous, Resinous

Pleochroism

Dispersion

0.010.17

0.005 1

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Transparency

Transparent, Translucent

Refractive Index

1.450-1.5501.687-1.723

1 3.25

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Optic Character

Crystal System

Trigonal

Birefringence

-99990.028-0.030

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Aids in mental clarity and focus

Cardiovascular

Respiratory

Good

Poor

Reproductive

Digestive

Psychology

Grounding

Optimism

Healing

Physical healing

Qualities Associated

Protection

Transformation

Obsidian Vs Willemite Fracture

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

Compare Gems for Sagittarius

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Obsidian Vs Willemite Luster

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