Thulite

Gahnite

Thulite Vs Gahnite

Thulite

Gahnite

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1 Astrology

1.1 Origin

Australia

1.2 Color

Red

Blue, Green, Greenish, Black

1.3 Streak

White, Colorless

Grey, gray

1.4 For which Rashi?

Not Available

1.5 Planet

Not Available

1.6 Element of Planets

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Not Available

1.9 Deities

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

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

3.14.00-4.62

1 7.18

2.5 Fracture

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Uneven

2.6 Cleavage

Perfect {010} imperfect {100}

Indistinct parting on [111]

2.7 Mohs Hardness

6-77.5-8

2 10

2.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

3 Optical Properties

3.1 Luster

Vitreous

3.2 Pleochroism

Present

Not Available

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Opaque, Translucent, Opaque . May be translucent in thin backlit sections.

Gemmological Tables (2004) More from other references

3.5 Refractive Index

1.6951.790-1.818

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Orthorhombic

cubic

3.8 Birefringence

0.006-0.018Not Available

0 0.296

3.9 Clarity

OpaqueHerve Nicolas Lazzarelli

TransparentUlrich Henn and Claudio C. Milisenda

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

Thulite Vs Gahnite Fracture

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

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Thulite Vs Gahnite Luster

A primary knowledge about Thulite vs Gahnite 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. Thulite exhibits Vitreous luster. Gahnite, on other hand, exhibits Vitreous luster.