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Purpurite
Purpurite

Sillimanite
Sillimanite



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Purpurite
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Sillimanite

Purpurite Vs Sillimanite

Astrology

Origin

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

Color

Violet, Brownish, Black, pink, Red, Reddish
Blue, Green, Brownish, Greenish, Colorless, gray

Streak

Red
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

3.2-3.43.20-3.26
1 7.18
👆🏻

Fracture

Uneven
Splintery

Cleavage

[100] [001] perfect
{010} perfect

Mohs Hardness

4-4.56-7.5
2 10
👆🏻

Chemical Composition

MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references
Al 2SiO 5Michael O’Donoghue , Gems, Sixth Edition (2006)

Optical Properties

Luster

-
Vitreous, Subadamantine, Silky

Pleochroism

StrongArthur Thomas
Colourless to pale brown to yellow

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

TranslucentWalter Schumann
Transparent, Translucent

Refractive Index

1.85-1.921.653-1.685
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
Orthorhombic

Birefringence

0.0700.020-0.022
0 0.296
👆🏻

Clarity

TranslucentWalter Schumann
Transparent

Benefits

Physical

Neurological

-
-

Cardiovascular

-
-

Respiratory

Good
Good

Reproductive

-
-

Digestive

-
-

Psychology

-
Creativity

Healing

Emotional healing
Emotional healing

Qualities Associated

Spiritual Awareness
Creativity

Purpurite Vs Sillimanite Fracture

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

Purpurite Vs Sillimanite Luster

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