Schorl

Star Sapphire

Schorl Vs Star Sapphire

Schorl

Star Sapphire

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Astrology

Origin

India, Southern and central Africa, Madagascar

Southern and central Africa

Color

Black, Brownish, Greenish

Yellow, Green, Blue, Violet

Streak

Brown

For which Rashi?

Planet

Element of Planets

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.18-3.223.90-4.05

1 7.18

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Fracture

Uneven, Conchoidal

Cleavage

{1011} Indistinct

None

Mohs Hardness

-9999-9999

2 10

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Chemical Composition

Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Al 2O 3Ulrich Henn and Claudio C.

Optical Properties

Luster

Vitreous

Pleochroism

Very strong: yellow-brown pale yellow

Dispersion

0.020.02

0.005 1

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Transparency

Transparent, Translucent

Refractive Index

1.635-1.6721.758-1.780

1 3.25

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Optic Character

Crystal System

Birefringence

0.0250.007-0.010

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Protection

Wisdom

Healing

Emotional healing

Qualities Associated

Protection & Grounding

Wisdom

Schorl Vs Star Sapphire Fracture

Fracture is an important parameter when you compare Schorl and Star Sapphire Physical Properties. It is necessary to understand the significance of these properties, before you compare Schorl 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 Schorl is Uneven and Conchoidal.

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Schorl Vs Star Sapphire Luster

A primary knowledge about Schorl 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. Schorl exhibits Vitreous luster.