Prasiolite

Mellite

Prasiolite Vs Mellite

Prasiolite

Mellite

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1 Astrology

1.1 Origin

Canada

Southern and central Africa

1.2 Color

Green

Brown, Brownish, White, Colorless, Yellow

1.3 Streak

Not Available

White

1.4 For which Rashi?

Libra, Sagittarius, Taurus

Not Available

1.5 Planet

Jupiter

Not Available

1.6 Element of Planets

Water

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Receptive

Not Available

1.9 Deities

Goddess

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

Brittle

Not Available

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.651.58-1.60

1 7.18

2.5 Fracture

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

2.6 Cleavage

3,1

{011} Imperfect

2.7 Mohs Hardness

2 10

2.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

3 Optical Properties

3.1 Luster

Vitreous

3.2 Pleochroism

Very weak: light green pale greenWalter Schumann

Weak: yellowish brown yellowAnthony et al

3.3 Dispersion

0.01NA

0.007 1

3.4 Transparency

Transparent, Translucent

Gemmological Tables (2004) More from other references

3.5 Refractive Index

1.544-1.5531.509-1.541

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Trigonal

Not Available

3.8 Birefringence

0.0090.030

0 0.296

3.9 Clarity

Transparent

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

Prasiolite Vs Mellite Fracture

Fracture is an important parameter when you compare Prasiolite and Mellite Physical Properties. It is necessary to understand the significance of these properties, before you compare Prasiolite Vs Mellite 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 Prasiolite is Conchoidal, ConchoidalWalter Schumann and Gemstones of the world (2001). Mellite fracture is Brittle, Conchoidal, ConchoidalAnthony et al, ConchoidalAnthony et al, Handbook of mineralogy (2001) and Handbook of mineralogy (2001).

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Prasiolite Vs Mellite Luster

A primary knowledge about Prasiolite vs Mellite 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. Prasiolite exhibits Vitreous luster. Mellite, on other hand, exhibits Vitreous luster.