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Sillimanite
Sillimanite

Seraphinite
Seraphinite



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Sillimanite
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Seraphinite

Sillimanite Vs Seraphinite

Astrology

Origin

USA, Madagascar, India, Sri Lanka, Burma, Australia, Italy, Brazil
Southern and central Africa

Color

Blue, Green, Brownish, Greenish, Colorless, gray
Green

Streak

White
-

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

Tough
-

Solubility

-
-

Durability

-
-

Specific Gravity

3.20-3.262.60-3.02
1 7.18
👆🏻

Fracture

Splintery
-

Cleavage

{010} perfect
Perfect

Mohs Hardness

6-7.5-9999
2 10
👆🏻

Chemical Composition

Al 2SiO 5Michael O’Donoghue , Gems, Sixth Edition (2006)
(Mg,Fe2+ ) 5Al(Si 3Al)O 10(OH) 8Anthony et al , Handbook of mineralogy (2001)

Optical Properties

Luster

Vitreous, Subadamantine, Silky
Pearly, Greasy

Pleochroism

Colourless to pale brown to yellow
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Transparent, Translucent
Transparent

Refractive Index

1.653-1.6851.571-1.597
1 3.25
👆🏻

Optic Character

-
Biaxial/+

Crystal System

Orthorhombic
-

Birefringence

0.020-0.022-9999
0 0.296
👆🏻

Clarity

Transparent
Transparent

Benefits

Physical

Neurological

-
Enhances mental clarity and focus

Cardiovascular

-
-

Respiratory

Good
Good

Reproductive

-
-

Digestive

-
-

Psychology

Creativity
Spiritual Enlightenment

Healing

Emotional healing
Emotional healing

Qualities Associated

Creativity
Spiritual Enlightenment

Sillimanite Vs Seraphinite Fracture

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

Sillimanite Vs Seraphinite Luster

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