Gahnospinel

Sapphire

Gahnospinel Vs Sapphire

Gahnospinel

Sapphire

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Astrology

Origin

Sri Lanka

Burma, Sri Lanka, India, Madagascar, Kenya, Tanzania, Thailand, Cambodia, China, Australia, USA

Color

Blue

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

Streak

For which Rashi?

Sagittarius, Scorpio

Pisces, Taurus, Gemini, Libra

Planet

Pluto

Saturn

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Hephaestus

Apollo

Not to wear with

Powers

Psychic Power

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

insoluble

Durability

Specific Gravity

3.65-4.553.95-4.03

1 7.18

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Fracture

Conchoidal

Uneven

Cleavage

None, but may exhibit slight parting

None, but may exhibit parting

Mohs Hardness

7.5-89

2 10

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Chemical Composition

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

Al ₂ O ₃

Optical Properties

Luster

Vitreous

Vitreous, Adamantine

Pleochroism

Strong

Dispersion

0.020.02

0.005 1

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Transparency

Transparent, Translucent, Transparent to opaque

Refractive Index

1.735-1.7901.762-1.788

1 3.25

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Optic Character

Crystal System

Isometric

Trigonal

Birefringence

-99990.008-0.009

0 0.296

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Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Empowerment

Intuition

Healing

Emotional healing

Qualities Associated

Transformation

Wisdom

Gahnospinel Vs Sapphire Fracture

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

Compare Blue Gemstones

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Gahnospinel Vs Sapphire Luster

A primary knowledge about Gahnospinel vs Sapphire 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. Gahnospinel exhibits Vitreous luster. Sapphire, on other hand, exhibits Vitreous and Adamantine luster.