Liddicoatite

Sillimanite

Liddicoatite Vs Sillimanite

Liddicoatite

Sillimanite

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1 Astrology

1.1 Origin

Sri Lanka

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

1.2 Color

Green, Red, Blue, Brown, pink

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

Not Available

Tough

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

3.023.20-3.26

1 7.18

2.5 Fracture

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

Splintery

2.6 Cleavage

{0001} Poor

{010} perfect

2.7 Mohs Hardness

Not Available6-7.5

2 10

2.8 Chemical Composition

Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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

3 Optical Properties

3.1 Luster

Vitreous

Vitreous, Subadamantine, Silky

3.2 Pleochroism

Strong: dark brown light brownAnthony et al

Colourless to pale brown to yellow

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Transparent

Transparent, Translucent

3.5 Refractive Index

Not Available1.653-1.685

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Not Available

Orthorhombic

3.8 Birefringence

Not Available0.020-0.022

0 0.296

3.9 Clarity

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

Liddicoatite Vs Sillimanite Fracture

Fracture is an important parameter when you compare Liddicoatite and Sillimanite Physical Properties. It is necessary to understand the significance of these properties, before you compare Liddicoatite 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 Liddicoatite is Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Uneven and Uneven. Sillimanite fracture is Splintery.

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Liddicoatite Vs Sillimanite Luster

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