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Kyanite
Kyanite

Mottramite
Mottramite



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Kyanite
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Mottramite

Kyanite Vs Mottramite

Astrology

Origin

Brazil, USA, Switzerland, Kenya, Mozambique, Russia, Nepal, India, Burma
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Color

Blue, Yellow, Colorless, White, gray, Green, Black
Brown, Green, Yellow

Streak

White
Green, Brownish

For which Rashi?

Aries, Libra, Taurus
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Planet

Jupiter
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Element of Planets

Water
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Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

-
-

Not to wear with

-
-

Powers

Love
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Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

Brittle
Brittle

Solubility

-
Soluble

Durability

-
-

Specific Gravity

3.53-3.655.9
1 7.18
👆🏻

Fracture

Splintery
Sub-Conchoidal

Cleavage

[100] perfect [010] imperfect with 79° angle between
None observed

Mohs Hardness

4-73
2 10
👆🏻

Chemical Composition

Al2SiO5
PbCu(VO4)(OH)

Optical Properties

Luster

Vitreous, Pearly
Greasy

Pleochroism

Trichroic
Visible X=Y= canary yellow to greenish yellow

Dispersion

0.020.04
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.71-1.742.170
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Triclinic
Orthorhombic

Birefringence

-99990.150
0 0.296
👆🏻

Clarity

-
-

Benefits

Physical

Neurological

Enhances mental clarity and focus
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Cardiovascular

Supports heart health
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Respiratory

Good
Good

Reproductive

Supports reproductive health
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Digestive

-
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Psychology

Inner bridges
Confidence

Healing

Physical healing
Emotional healing

Qualities Associated

Inner Peace
Transformation

Kyanite Vs Mottramite Fracture

Fracture is an important parameter when you compare Kyanite and Mottramite Physical Properties. It is necessary to understand the significance of these properties, before you compare Kyanite Vs Mottramite 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 Kyanite is Splintery. Mottramite fracture is Sub-Conchoidal.

Kyanite Vs Mottramite Luster

A primary knowledge about Kyanite vs Mottramite 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. Kyanite exhibits Vitreous and Pearly luster. Mottramite, on other hand, exhibits Greasy luster.