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Beudantite
Beudantite

Sillimanite
Sillimanite



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Beudantite
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Sillimanite

Beudantite Vs Sillimanite

Astrology

Origin

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

Color

Black, Green, Brown, Red, Greenish, Yellow, orange
Blue, Green, Brownish, Greenish, Colorless, gray

Streak

Yellow, Green, Greenish
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

4.483.20-3.26
1 7.18
👆🏻

Fracture

-
Splintery

Cleavage

distinct; good on {0001}
{010} perfect

Mohs Hardness

3.5-4.56-7.5
2 10
👆🏻

Chemical Composition

PbFe+++3(AsO4)(SO4)(OH)6
Al 2SiO 5Michael O’Donoghue , Gems, Sixth Edition (2006)

Optical Properties

Luster

Vitreous, Resinous
Vitreous, Subadamantine, Silky

Pleochroism

visible
Colourless to pale brown to yellow

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

-
Transparent, Translucent

Refractive Index

1.9571.653-1.685
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
Orthorhombic

Birefringence

0.0140.020-0.022
0 0.296
👆🏻

Clarity

-
Transparent

Benefits

Physical

Neurological

-
-

Cardiovascular

-
-

Respiratory

Poor
Good

Reproductive

-
-

Digestive

-
-

Psychology

Empowerment
Creativity

Healing

Emotional healing
Emotional healing

Qualities Associated

Prosperity
Creativity

Beudantite Vs Sillimanite Fracture

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

Beudantite Vs Sillimanite Luster

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