Vivianite

Tantalite

Vivianite Vs Tantalite

Vivianite

Tantalite

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Astrology

Origin

Southern and central Africa

Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe

Color

Blue, Green, Colorless

Brown

Streak

White

Brownish, Red, Black

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

2.64-2.705.2

1 7.18

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Fracture

Subconchoidal, Conchoidal

Cleavage

{010} Perfect

Good in one direction

Mohs Hardness

-99996-6.5

2 10

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Chemical Composition

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

(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

Optical Properties

Luster

Vitreous, Pearly

Resinous

Pleochroism

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

Dispersion

0.030.03

0.005 1

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Transparency

Transparent

TransparentWalter Schumann

Refractive Index

1.560-1.6402.190-2.457

1 3.25

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Optic Character

Crystal System

Orthorhombic

Birefringence

0.054-0.0750.083

0 0.296

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Clarity

Transparent

TransparentWalter Schumann

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Hope

Strength

Healing

Emotional healing

Qualities Associated

Transformation

Balance

Vivianite Vs Tantalite Fracture

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

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Vivianite Vs Tantalite Luster

A primary knowledge about Vivianite vs Tantalite 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. Tantalite, on other hand, exhibits Resinous luster.