Demantoid

Manganotantalite

Demantoid Vs Manganotantalite

Demantoid

Manganotantalite

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1 Astrology

1.1 Origin

Italy

Brazil, Mozambique

1.2 Color

Green

Scarlet, Red

1.3 Streak

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

3.77-3.95Not Available

1 7.18

2.5 Fracture

Not Available

ConchoidalArthur Thomas, Gemstones (2009)

2.6 Cleavage

Not Available

2.7 Mohs Hardness

6.55.5-6.5

2 10

2.8 Chemical Composition

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

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

3 Optical Properties

3.1 Luster

Adamantine

Not Available

3.2 Pleochroism

None

Sometimes strongArthur Thomas

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Gemmological Tables (2004)

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

3.5 Refractive Index

1.880-1.8902.19-2.34

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

cubic

Not Available

3.8 Birefringence

Not Available0.015

0 0.296

3.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

TransparentWalter Schumann

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

Demantoid Vs Manganotantalite Fracture

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

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Demantoid Vs Manganotantalite Luster

A primary knowledge about Demantoid vs Manganotantalite 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. Demantoid exhibits Adamantine luster.