Smithsonite

Powellite

Smithsonite Vs Powellite

Smithsonite

Powellite

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Astrology

Origin

USA, Southern and central Africa

India

Color

Brown, Green, White, gray, Blue, Yellow

Yellow, Greenish, Blue, Brown, Green, gray

Streak

White

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

Brittle

Solubility

Durability

Specific Gravity

4.00-4.654.23

1 7.18

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Fracture

Uneven, Sub-Conchoidal

Conchoidal

Cleavage

Perfect on [1011]

{111} Distinct

Mohs Hardness

5-5.53.5-4

2 10

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Chemical Composition

ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Optical Properties

Luster

Vitreous, Pearly

Greasy, Subadamantine

Pleochroism

In deeply colored specimens: blue greenAnthony et al

Dispersion

0.010.03

0.005 1

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Transparency

Translucent

Transparent

Refractive Index

1.620-1.8501.974-1.984

1 3.25

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Optic Character

Crystal System

Trigonal

Birefringence

0.223-0.227-9999

0 0.296

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Clarity

Translucent

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Emotional Healing

Healing

Emotional healing

Qualities Associated

Harmony

Vitality

Smithsonite Vs Powellite Fracture

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

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Smithsonite Vs Powellite Luster

A primary knowledge about Smithsonite vs Powellite 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. Smithsonite exhibits Vitreous and Pearly luster. Powellite, on other hand, exhibits Greasy and Subadamantine luster.