Tantalite

Neptunite

Tantalite Vs Neptunite

Tantalite

Neptunite

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Astrology

Origin

Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe

USA

Color

Brown

Black, Red, Brown

Streak

Brownish, Red, Black

Brown, Red

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

5.23.19-3.23

1 7.18

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Fracture

Subconchoidal, Conchoidal

Conchoidal

Cleavage

Good in one direction

{110} good

Mohs Hardness

6-6.55-6

2 10

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Chemical Composition

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

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

Optical Properties

Luster

Resinous

Vitreous

Pleochroism

x=yellow-orange

Dispersion

0.030.03

0.005 1

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Transparency

TransparentWalter Schumann

Translucent

Refractive Index

2.190-2.4571.692-1.734

1 3.25

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Optic Character

Crystal System

Orthorhombic

monoclinic

Birefringence

0.0830.0294-0.0452

0 0.296

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Clarity

TransparentWalter Schumann

Translucent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Excellent

Reproductive

Digestive

Psychology

Strength

Passion

Healing

Emotional healing

Qualities Associated

Balance

Transformation

Tantalite Vs Neptunite Fracture

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

Compare Brown Gemstones

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Tantalite Vs Neptunite Luster

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