Powellite

Sheen Obsidian

Powellite Vs Sheen Obsidian

Powellite

Sheen Obsidian

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Astrology

Origin

India

Southern and central Africa

Color

Yellow, Greenish, Blue, Brown, Green, gray

Black

Streak

Yellow

For which Rashi?

Planet

Element of Planets

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

4.232.33-2.50

1 7.18

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Fracture

Conchoidal

Cleavage

{111} Distinct

None

Mohs Hardness

3.5-45-5.5

2 10

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Chemical Composition

CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Volcanic glass

Optical Properties

Luster

Greasy, Subadamantine

Pleochroism

In deeply colored specimens: blue greenAnthony et al

Dispersion

0.030.01

0.005 1

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Transparency

Transparent

Transparent, Translucent

Refractive Index

1.974-1.9841.450-1.550

1 3.25

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Optic Character

Crystal System

Birefringence

-9999-9999

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Protection

Healing

Emotional healing

Qualities Associated

Vitality

Grounding

Powellite Vs Sheen Obsidian Fracture

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

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Powellite Vs Sheen Obsidian Luster

A primary knowledge about Powellite vs Sheen Obsidian 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. Powellite exhibits Greasy and Subadamantine luster.