Anatase

Sillimanite

Anatase Vs Sillimanite

Anatase

Sillimanite

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1 Astrology

1.1 Origin

Switzerland

USA, Madagascar, India, Sri Lanka, Burma, Australia, Italy, Brazil

1.2 Color

Colorless, Yellow, Blue, Reddish, Black, Reddish, Brown, Blue, gray, Black, Reddish, Brown, Blue, gray

Blue, Green, Brownish, Greenish, Colorless, gray

1.3 Streak

White

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

Brittle

Tough

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

3.82-3.973.20-3.26

1 7.18

1.5 Fracture

Subconchoidal, Conchoidal, Brittle, ConchoidalArthur Thomas, Gemstones (2009)

Splintery

1.6 Cleavage

Perfect on [001] and [011]

{010} perfect

1.7 Mohs Hardness

5.5-66-7.5

2 10

1.11 Chemical Composition

TiO 2Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)

2 Optical Properties

2.1 Luster

Adamantine

Vitreous, Subadamantine, Silky

2.2 Pleochroism

Weak

Colourless to pale brown to yellow

2.3 Dispersion

0.21NA

0.007 1

2.5 Transparency

Transparent

Transparent, Translucent

2.6 Refractive Index

2.488-2.5621.653-1.685

1 3.25

2.7 Optic Character

Not Available

2.8 Crystal System

tetragonal

Orthorhombic

2.9 Birefringence

0.0730.020-0.022

0 0.296

2.10 Clarity

Transparent

3 Benefits

3.1 Physical

3.1.1 Neurological

Not Available

3.1.2 Cardiovascular

Not Available

3.1.3 Respiratory

Not Available

3.1.4 Reproductive

Not Available

3.1.5 Digestive

Not Available

3.2 Psychology

Not Available

3.3 Healing

Not Available

3.4 Qualities Associated

Not Available

Anatase Vs Sillimanite Fracture

Fracture is an important parameter when you compare Anatase and Sillimanite Physical Properties. It is necessary to understand the significance of these properties, before you compare Anatase Vs Sillimanite 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 Anatase is Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Subconchoidal. Sillimanite fracture is Splintery.

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Anatase Vs Sillimanite Luster

A primary knowledge about Anatase vs Sillimanite 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. Anatase exhibits Adamantine luster. Sillimanite, on other hand, exhibits Silky, Subadamantine and Vitreous luster.