Tantalite

Demantoid

Tantalite Vs Demantoid

Tantalite

Demantoid

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1 Astrology

1.1 Origin

Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe

Italy

1.2 Color

Brown

Green

1.3 Streak

Brownish, Red, Black

Not Available

1.4 For which Rashi?

Not Available

1.5 Planet

Not Available

1.6 Element of Planets

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Not Available

1.9 Deities

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Not Available

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

5.23.77-3.95

1 7.18

2.5 Fracture

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009)

Not Available

2.6 Cleavage

Good in one direction

Not Available

2.7 Mohs Hardness

6-6.56.5

2 10

2.8 Chemical Composition

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

Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

3 Optical Properties

3.1 Luster

Resinous

Adamantine

3.2 Pleochroism

Not Available

None

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

TransparentWalter Schumann, Gemstones of the world (2001) More from other references

Gemmological Tables (2004)

3.5 Refractive Index

2.190-2.4571.880-1.890

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Orthorhombic

cubic

3.8 Birefringence

0.083Not Available

0 0.296

3.9 Clarity

TransparentWalter Schumann

TransparentUlrich Henn and Claudio C. Milisenda

4 Benefits

4.1 Physical

4.1.1 Neurological

Not Available

4.1.2 Cardiovascular

Not Available

4.1.3 Respiratory

Not Available

4.1.4 Reproductive

Not Available

4.1.5 Digestive

Not Available

4.2 Psychology

Not Available

4.3 Healing

Not Available

4.4 Qualities Associated

Not Available

Tantalite Vs Demantoid Fracture

Fracture is an important parameter when you compare Tantalite and Demantoid Physical Properties. It is necessary to understand the significance of these properties, before you compare Tantalite Vs Demantoid 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 ConchoidalArthur Thomas, Gemstones (2009) and Subconchoidal.

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Tantalite Vs Demantoid Luster

A primary knowledge about Tantalite vs Demantoid 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. Demantoid, on other hand, exhibits Adamantine luster.