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Agate
Agate

Sillimanite
Sillimanite



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Agate
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Sillimanite

Agate Vs Sillimanite

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Astrology

Origin

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

Color

Yellow, Red, White, Colorless, Blue, Green, pink, Black, Brown
Blue, Green, Brownish, Greenish, Colorless, gray

Streak

White
White

For which Rashi?

Gemini
-

Planet

-
-

Element of Planets

Water
-

Energy

-
-

How to Wear?

Finger

-

Ring Metal

-
-

Deities

Bragi
-

Not to wear with

-
-

Powers

Courage, Love, Healing, Protection
-

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

-
Tough

Solubility

-
-

Durability

-
-

Specific Gravity

2.60-2.643.20-3.26
1 7.18
👆🏻

Fracture

Conchoidal
Splintery

Cleavage

Indiscernible
{010} perfect

Mohs Hardness

6.5-76-7.5
2 10
👆🏻

Chemical Composition

SiO2
Al 2SiO 5Michael O’Donoghue , Gems, Sixth Edition (2006)

Optical Properties

Luster

Vitreous
Vitreous, Subadamantine, Silky

Pleochroism

Absent
Colourless to pale brown to yellow

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Translucent
Transparent, Translucent

Refractive Index

1.530-1.5431.653-1.685
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
Orthorhombic

Birefringence

0.0040.020-0.022
0 0.296
👆🏻

Clarity

Translucent
Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus
-

Cardiovascular

-
-

Respiratory

Good
Good

Reproductive

Supports heart health
-

Digestive

Supports heart health
-

Psychology

Stability
Creativity

Healing

Emotional healing
Emotional healing

Qualities Associated

Harmony
Creativity

Agate Vs Sillimanite Fracture

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

Agate Vs Sillimanite Luster

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