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Dumortierite
Dumortierite

Jet lignite
Jet lignite



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X
Dumortierite
X
Jet lignite

Dumortierite Vs Jet lignite

Astrology

Origin

Southern and central Africa
-

Color

Blue, Violet, Brown, White, Greenish, pink
Black, Brown

Streak

White
Brown

For which Rashi?

Leo, Sagittarius
-

Planet

Saturn
-

Element of Planets

Water
-

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

Isis
-

Not to wear with

-
-

Powers

Healing
-

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

3.26-3.411.30-1.34
1 7.18
👆🏻

Fracture

Fibrous, ConchoidalWalter Schumann
-

Cleavage

Distinct on {100}, poor on {110}; parting on {001}
None

Mohs Hardness

7-8.52.5
2 10
👆🏻

Chemical Composition

AlAl6O3BSi3O18
C

Optical Properties

Luster

Vitreous
-

Pleochroism

Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
-

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

Translucent, Translucent to opaque
-

Refractive Index

1.669-1.723-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
-

Birefringence

0.011-0.037-9999
0 0.296
👆🏻

Clarity

Translucent
-

Benefits

Physical

Neurological

Enhances mental clarity and focus
-

Cardiovascular

-
Supports heart health

Respiratory

Good
Poor

Reproductive

-
-

Digestive

-
-

Psychology

Patience
Stability

Healing

Emotional healing
Emotional healing

Qualities Associated

Patience
Stability

Dumortierite Vs Jet lignite Fracture

Fracture is an important parameter when you compare Dumortierite and Jet lignite Physical Properties. It is necessary to understand the significance of these properties, before you compare Dumortierite Vs Jet lignite 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 Dumortierite is Fibrous and ConchoidalWalter Schumann.

Dumortierite Vs Jet lignite Luster

A primary knowledge about Dumortierite vs Jet lignite 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. Dumortierite exhibits Vitreous luster.