Biotite

Sellaite

Biotite Vs Sellaite

Biotite

Sellaite

Add ⊕

Astrology

Origin

Brazil

Color

Brown, Yellow, White, Greenish

Colorless, White

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

2.7-3.33.14-3.16

1 7.18

👆🏻

Fracture

Uneven, Even

Conchoidal

Cleavage

Perfect on the {001}

Perfect on {010} and {110}

Mohs Hardness

2.5-3.05-5.5

2 10

👆🏻

Chemical Composition

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

MgF 2Ulrich Henn and Claudio C.

Optical Properties

Luster

Vitreous, Pearly

Vitreous

Pleochroism

Strong

Dispersion

-0.03

0.005 1

👆🏻

Transparency

Transparent

Refractive Index

1.565-1.6251.378-1.390

1 3.25

👆🏻

Optic Character

Crystal System

monoclinic

tetragonal

Birefringence

0.03-0.070.012

0 0.296

👆🏻

Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Grounding

Healing

Emotional healing

Qualities Associated

Grounding

Emotional Healing

Biotite Vs Sellaite Fracture

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

Compare Yellow Gemstones

Biotite Vs Weloganite

Biotite Vs Pyrite Marcasite

Biotite Vs Druzy

Biotite Vs Sellaite Luster

A primary knowledge about Biotite vs Sellaite 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. Sellaite, on other hand, exhibits Vitreous luster.