Gahnospinel

Iolite

Gahnospinel Vs Iolite

Gahnospinel

Iolite

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1 Astrology

1.1 Origin

Sri Lanka

Brazil, USA, Canada, Madagascar, Sri Lanka, India, Burma

1.2 Color

Blue

Blue, Violet, Blue, Yellow, Grey

1.3 Streak

Not Available

1.4 For which Rashi?

Sagittarius, Scorpio

Libra, Sagittarius, Taurus, Libra, Sagittarius, Taurus, Libra, Sagittarius, Taurus

1.5 Planet

Pluto

Jupiter

1.6 Element of Planets

Not Available

Water

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Projective

Receptive

1.9 Deities

Hephaestus

Goddess

1.10 Not to wear with

Not Available

1.11 Powers

Money

Not Available

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Not Available

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

3.65-4.552.6-2.7

1 7.18

2.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Not Available

2.6 Cleavage

None, but may exhibit slight parting

3,1

2.7 Mohs Hardness

7.5-87-7.5

2 10

2.8 Chemical Composition

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

Mg₂Al₄Si₅O₁₈

3 Optical Properties

3.1 Luster

Vitreous

3.2 Pleochroism

AbsentWalter Schumann

Not Available

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Gemmological Tables (2004)

Transparent, Translucent, Transparent to translucent

3.5 Refractive Index

1.735-1.7901.52-1.56

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Isometric

Orthorhombic

3.8 Birefringence

Not AvailableNot Available

0 0.296

3.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Transparent to translucent

4 Benefits

4.1 Physical

4.1.1 Neurological

Not Available

4.1.2 Cardiovascular

Not Available

4.1.3 Respiratory

Not Available

4.1.4 Reproductive

Not Available

4.1.5 Digestive

Not Available

4.2 Psychology

Not Available

4.3 Healing

Not Available

4.4 Qualities Associated

Not Available

Gahnospinel Vs Iolite Fracture

Fracture is an important parameter when you compare Gahnospinel and Iolite Physical Properties. It is necessary to understand the significance of these properties, before you compare Gahnospinel Vs Iolite 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 ConchoidalArthur Thomas and Gemstones (2009).

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Gahnospinel Vs Iolite Luster

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