Lepidolite

Sillimanite

Lepidolite Vs Sillimanite

Lepidolite

Sillimanite

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Astrology

Origin

Afghanistan, Southern and central Africa, California

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

Color

Violet, Colorless, gray, White

Blue, Green, Brownish, Greenish, Colorless, gray

Streak

White

For which Rashi?

Libra

Planet

Jupiter, Neptune

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Zeus

Not to wear with

Powers

Protection

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Tough

Solubility

Durability

Specific Gravity

2.80-2.903.20-3.26

1 7.18

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Fracture

Uneven

Splintery

Cleavage

{001} perfect

{010} perfect

Mohs Hardness

2.56-7.5

2 10

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Chemical Composition

Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.

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

Optical Properties

Luster

Vitreous, Pearly

Vitreous, Subadamantine, Silky

Pleochroism

X = almost colorless; Y = Z = pink

Colourless to pale brown to yellow

Dispersion

0.010.02

0.005 1

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Transparency

Transparent

Transparent, Translucent

Refractive Index

1.525-1.5871.653-1.685

1 3.25

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Optic Character

Crystal System

Triclinic

Orthorhombic

Birefringence

0.0290-0.03800.020-0.022

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Promotes emotional balance and mental clarity

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Stress Relief

Creativity

Healing

Emotional healing

Qualities Associated

Stress Relief

Creativity

Lepidolite Vs Sillimanite Fracture

Fracture is an important parameter when you compare Lepidolite and Sillimanite Physical Properties. It is necessary to understand the significance of these properties, before you compare Lepidolite 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 Lepidolite is Uneven. Sillimanite fracture is Splintery.

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Lepidolite Vs Sillimanite Luster

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