Pollucite

Powellite

Pollucite Vs Powellite

Pollucite

Powellite

Add ⊕

Astrology

Origin

Afghanistan, Southern and central Africa

India

Color

Grey, White, Colorless, gray, Pale pink, Blue

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

Readily soluble in HF

Durability

Specific Gravity

2.86-2.944.23

1 7.18

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Fracture

Conchoidal, Uneven

Conchoidal

Cleavage

None observed

{111} Distinct

Mohs Hardness

6.5-73.5-4

2 10

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Chemical Composition

(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references

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

Optical Properties

Luster

Vitreous, Greasy

Greasy, Subadamantine

Pleochroism

In deeply colored specimens: blue greenAnthony et al

Dispersion

0.010.03

0.005 1

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Transparency

Transparent, Translucent

Transparent

Refractive Index

1.517-1.5251.974-1.984

1 3.25

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Optic Character

Crystal System

Isometric

Birefringence

-9999-9999

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Healing

Emotional healing

Qualities Associated

Harmony

Vitality

Pollucite Vs Powellite Fracture

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

Compare White Gemstones

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Pollucite Vs Powellite Luster

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