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Dumortierite
Dumortierite

Staurolite
Staurolite



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X
Dumortierite
X
Staurolite

Dumortierite Vs Staurolite

Astrology

Origin

Southern and central Africa
Switzerland

Color

Blue, Violet, Brown, White, Greenish, pink
Brown, Brownish, Yellow, Black, Reddish

Streak

White
White, gray

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

-
Brittle

Solubility

-
-

Durability

-
-

Specific Gravity

3.26-3.413.7-3.8
1 7.18
👆🏻

Fracture

Fibrous, ConchoidalWalter Schumann
Subconchoidal, Conchoidal

Cleavage

Distinct on {100}, poor on {110}; parting on {001}
Distinct on {010}

Mohs Hardness

7-8.57-7.5
2 10
👆🏻

Chemical Composition

AlAl6O3BSi3O18
(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.

Optical Properties

Luster

Vitreous
Resinous

Pleochroism

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

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Translucent, Translucent to opaque
-

Refractive Index

1.669-1.7231.736-1.762
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
monoclinic

Birefringence

0.011-0.0370.009-0.015
0 0.296
👆🏻

Clarity

Translucent
-

Benefits

Physical

Neurological

Enhances mental clarity and focus
Enhances mental clarity and focus

Cardiovascular

-
-

Respiratory

Good
Good

Reproductive

-
-

Digestive

-
-

Psychology

Patience
Protection

Healing

Emotional healing
Physical healing

Qualities Associated

Patience
Protection

Dumortierite Vs Staurolite Fracture

Fracture is an important parameter when you compare Dumortierite and Staurolite Physical Properties. It is necessary to understand the significance of these properties, before you compare Dumortierite Vs Staurolite 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. Staurolite fracture is Subconchoidal and Conchoidal.

Dumortierite Vs Staurolite Luster

A primary knowledge about Dumortierite vs Staurolite 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. Staurolite, on other hand, exhibits Resinous luster.