Mellite

Star Sapphire

Mellite Vs Star Sapphire

Mellite

Star Sapphire

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1 Astrology

1.1 Origin

Southern and central Africa

1.2 Color

Brown, Brownish, White, Colorless, Yellow

Yellow, Green, Blue, Violet

1.3 Streak

White

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

1.58-1.603.90-4.05

1 7.18

2.5 Fracture

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

Not Available

2.6 Cleavage

{011} Imperfect

Not Available

2.7 Mohs Hardness

2Not Available

2 10

2.8 Chemical Composition

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

Al 2O 3Ulrich Henn and Claudio C.

3 Optical Properties

3.1 Luster

Vitreous

Not Available

3.2 Pleochroism

Weak: yellowish brown yellowAnthony et al

Not Available

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Gemmological Tables (2004) More from other references

Transparent, Translucent

3.5 Refractive Index

1.509-1.5411.758-1.780

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Not Available

3.8 Birefringence

0.0300.007-0.010

0 0.296

3.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Transparent

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

Mellite Vs Star Sapphire Fracture

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

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Mellite Vs Star Sapphire Luster

A primary knowledge about Mellite vs Star Sapphire 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. Mellite exhibits Vitreous luster.