Vivianite

Pollucite

Vivianite Vs Pollucite

Vivianite

Pollucite

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Astrology

Origin

Southern and central Africa

Afghanistan, Southern and central Africa

Color

Blue, Green, Colorless

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

Streak

White

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

2.64-2.702.86-2.94

1 7.18

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Fracture

Conchoidal, Uneven

Cleavage

{010} Perfect

None observed

Mohs Hardness

-99996.5-7

2 10

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Chemical Composition

Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

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

Optical Properties

Luster

Vitreous, Pearly

Vitreous, Greasy

Pleochroism

Anomalous plechroism is strong with colours deep blue/pale yellowish green/yellowish green.Michael OâDonoghue

Dispersion

0.030.01

0.005 1

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Transparency

Transparent

Transparent, Translucent

Refractive Index

1.560-1.6401.517-1.525

1 3.25

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Optic Character

Crystal System

Isometric

Birefringence

0.054-0.075-9999

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Hope

Healing

Emotional healing

Qualities Associated

Transformation

Harmony

Vivianite Vs Pollucite Fracture

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

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Vivianite Vs Pollucite Luster

A primary knowledge about Vivianite vs Pollucite 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. Vivianite exhibits Vitreous and Pearly luster. Pollucite, on other hand, exhibits Vitreous and Greasy luster.