Neptunite

Tantalite

Neptunite Vs Tantalite

Neptunite

Tantalite

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Astrology

Origin

USA

Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe

Color

Black, Red, Brown

Brown

Streak

Brown, Red

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

Brittle

Solubility

Durability

Specific Gravity

3.19-3.235.2

1 7.18

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Fracture

Conchoidal

Subconchoidal, Conchoidal

Cleavage

{110} good

Good in one direction

Mohs Hardness

5-66-6.5

2 10

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Chemical Composition

KNa 2Li(Fe2+ ,Mn2+ ) 2Ti 2Si 8O 24Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Optical Properties

Luster

Vitreous

Resinous

Pleochroism

x=yellow-orange

Dispersion

0.030.03

0.005 1

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Transparency

Translucent

TransparentWalter Schumann

Refractive Index

1.692-1.7342.190-2.457

1 3.25

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Optic Character

Crystal System

monoclinic

Orthorhombic

Birefringence

0.0294-0.04520.083

0 0.296

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Clarity

Translucent

TransparentWalter Schumann

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Excellent

Reproductive

Digestive

Psychology

Passion

Strength

Healing

Emotional healing

Qualities Associated

Transformation

Balance

Neptunite Vs Tantalite Fracture

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

Compare Red Gemstones

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Neptunite Vs Rutile

Neptunite Vs Tantalite Luster

A primary knowledge about Neptunite 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. Neptunite exhibits Vitreous luster. Tantalite, on other hand, exhibits Resinous luster.