Biotite

Montebrasite

Biotite Vs Montebrasite

Biotite

Montebrasite

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Astrology

Origin

Brazil, Southern and central Africa

Color

Brown, Yellow, White, Greenish

White, Colorless, Greenish, gray

Streak

White, gray

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

Brittle

Solubility

Durability

Specific Gravity

2.7-3.32.98-3.10

1 7.18

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Fracture

Uneven, Even

Uneven, Conchoidal

Cleavage

Perfect on the {001}

{100} Perfect, {110} Good, {011} Distinct

Mohs Hardness

2.5-3.05.5-6

2 10

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Chemical Composition

K(Mg,Fe++)3[AlSi3O10(OH,F)2

LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references

Optical Properties

Luster

Vitreous, Pearly

Pleochroism

Strong

Dispersion

-0.02

0.005 1

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Transparency

TransparentWalter Schumann

Refractive Index

1.565-1.6251.578-1.646

1 3.25

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Optic Character

Crystal System

monoclinic

Birefringence

0.03-0.070.020-0.030

0 0.296

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Clarity

TransparentWalter Schumann

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Supports digestive health

Psychology

Grounding

Balance

Healing

Emotional healing

Qualities Associated

Grounding

Empowerment

Biotite Vs Montebrasite Fracture

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

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Biotite Vs Montebrasite Luster

A primary knowledge about Biotite vs Montebrasite 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. Biotite exhibits Vitreous and Pearly luster.