Sellaite

Gahnospinel

Sellaite Vs Gahnospinel

Sellaite

Gahnospinel

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Astrology

Origin

Brazil

Sri Lanka

Color

Colorless, White

Blue

Streak

White

For which Rashi?

Sagittarius, Scorpio

Planet

Pluto

Element of Planets

Energy

How to Wear?

Finger

Ring Metal

Deities

Hephaestus

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

3.14-3.163.65-4.55

1 7.18

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Fracture

Conchoidal

Cleavage

Perfect on {010} and {110}

None, but may exhibit slight parting

Mohs Hardness

5-5.57.5-8

2 10

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Chemical Composition

MgF 2Ulrich Henn and Claudio C.

(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Optical Properties

Luster

Vitreous

Pleochroism

Dispersion

0.030.02

0.005 1

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Transparency

Transparent

Refractive Index

1.378-1.3901.735-1.790

1 3.25

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Optic Character

Crystal System

tetragonal

Isometric

Birefringence

0.012-9999

0 0.296

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Clarity

Transparent

TransparentUlrich Henn and Claudio C. Milisenda

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Reproductive

Digestive

Psychology

Empowerment

Healing

Qualities Associated

Emotional Healing

Transformation

Sellaite Vs Gahnospinel Fracture

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

Compare White Gemstones

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Sellaite Vs Gahnospinel Luster

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