Pietersite

Gahnite

Pietersite Vs Gahnite

Pietersite

Gahnite

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1 Astrology

1.1 Origin

Southern and central Africa

Australia

1.2 Color

Blue, Blue, Red

Blue, Green, Greenish, Black

1.3 Streak

Not Available

Grey, gray

1.4 For which Rashi?

Sagittarius, Leo, Sagittarius, Leo, Sagittarius, Leo

Not Available

1.5 Planet

Sun, Mars

Not Available

1.6 Element of Planets

Air

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Projective, Receptive

Not Available

1.9 Deities

Freyja

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

Not Available4.00-4.62

1 7.18

2.5 Fracture

Not Available

Conchoidal, Uneven

2.6 Cleavage

Not Available

Indistinct parting on [111]

2.7 Mohs Hardness

57.5-8

2 10

2.8 Chemical Composition

Not Available

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

3 Optical Properties

3.1 Luster

Not Available

Vitreous

3.2 Pleochroism

Not Available

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Not Available

Gemmological Tables (2004) More from other references

3.5 Refractive Index

1.54-1.561.790-1.818

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Trigonal

cubic

3.8 Birefringence

Not AvailableNot Available

0 0.296

3.9 Clarity

Not Available

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

Pietersite Vs Gahnite Fracture

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

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Pietersite Vs Gahnite Luster

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