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Poudretteite
Poudretteite

Biotite
Biotite



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Poudretteite
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Biotite

Poudretteite Vs Biotite

Astrology

Origin

Canada, Southern and central Africa
-

Color

Violet, Colorless, pink
Brown, Yellow, White, Greenish

Streak

White
White, gray

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

Brittle
Brittle

Solubility

-
-

Durability

-
-

Specific Gravity

2.51-2.532.7-3.3
1 7.18
👆🏻

Fracture

Conchoidal, Splintery
Uneven, Even

Cleavage

None
Perfect on the {001}

Mohs Hardness

52.5-3.0
2 10
👆🏻

Chemical Composition

KNa 2B 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006)
K(Mg,Fe++)3[AlSi3O10(OH,F)2

Optical Properties

Luster

Vitreous
Vitreous, Pearly

Pleochroism

Colorless
Strong

Dispersion

0.02-
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.511-1.5321.565-1.625
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
monoclinic

Birefringence

0.0210.03-0.07
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
-

Benefits

Physical

Neurological

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Enhances mental clarity and focus

Cardiovascular

-
-

Respiratory

Good
Good

Reproductive

-
-

Digestive

-
-

Psychology

-
Grounding

Healing

-
Emotional healing

Qualities Associated

Love
Grounding

Poudretteite Vs Biotite Fracture

Fracture is an important parameter when you compare Poudretteite and Biotite Physical Properties. It is necessary to understand the significance of these properties, before you compare Poudretteite Vs Biotite 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 Poudretteite is Conchoidal and Splintery. Biotite fracture is Uneven and Even.

Poudretteite Vs Biotite Luster

A primary knowledge about Poudretteite vs Biotite 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. Poudretteite exhibits Vitreous luster. Biotite, on other hand, exhibits Vitreous and Pearly luster.