Dravite

Gahnospinel

Dravite Vs Gahnospinel

Dravite

Gahnospinel

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Astrology

Origin

Southern and central Africa

Sri Lanka

Color

White, Colorless, Blue, Red, Green, Yellow, Violet, Black

Blue

Streak

Colorless

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

Solubility

Durability

Specific Gravity

3.03-3.183.65-4.55

1 7.18

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Fracture

Uneven, Irregular, Conchoidal

Conchoidal

Cleavage

{???} Indistinct

None, but may exhibit slight parting

Mohs Hardness

7-7.57.5-8

2 10

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Chemical Composition

Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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

Optical Properties

Luster

Vitreous

Pleochroism

Very strong: pale yellow colorless

Dispersion

0.020.02

0.005 1

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Transparency

Transparent

Refractive Index

1.614-1.6661.735-1.790

1 3.25

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Optic Character

Crystal System

Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m

Isometric

Birefringence

0.014-0.032-9999

0 0.296

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Clarity

Transparent

TransparentUlrich Henn and Claudio C. Milisenda

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Reproductive

Digestive

Psychology

Self-acceptance

Empowerment

Healing

Emotional healing

Qualities Associated

Self-Exploration

Transformation

Dravite Vs Gahnospinel Fracture

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

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Dravite Vs Gahnospinel Luster

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