Prasiolite

Sugilite

Prasiolite Vs Sugilite

Prasiolite

Sugilite

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1 Astrology

1.1 Origin

Canada

Canada, Southern and central Africa, Italy, Australia, India

1.2 Color

Green

Violet, Brownish, Yellow, Reddish, Pale pink

1.3 Streak

Not Available

White

1.4 For which Rashi?

Libra, Sagittarius, Taurus

Virgo

1.5 Planet

Jupiter

Mercury, Jupiter

1.6 Element of Planets

Water

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Receptive

1.9 Deities

Goddess

The All

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

1.12 Birthstone

1.12.1 Planetary

Not Available

All

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Brittle

Not Available

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.652.69-2.79

1 7.18

2.5 Fracture

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

2.6 Cleavage

3,1

Poor on {0001}

2.7 Mohs Hardness

75.5-6.5

2 10

2.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

3 Optical Properties

3.1 Luster

Vitreous

3.2 Pleochroism

Very weak: light green pale greenWalter Schumann

Weak

3.3 Dispersion

0.01NA

0.007 1

3.4 Transparency

Transparent, Translucent

Translucent

3.5 Refractive Index

1.544-1.5531.607-1.612

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Trigonal

Hexagonal

3.8 Birefringence

0.0090.003

0 0.296

3.9 Clarity

Transparent

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

Prasiolite Vs Sugilite Fracture

Fracture is an important parameter when you compare Prasiolite and Sugilite Physical Properties. It is necessary to understand the significance of these properties, before you compare Prasiolite Vs Sugilite 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 Prasiolite is Conchoidal, ConchoidalWalter Schumann and Gemstones of the world (2001). Sugilite fracture is ConchoidalArthur Thomas, ConchoidalArthur Thomas, Gemstones (2009) and Gemstones (2009).

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Prasiolite Vs Sugilite Luster

A primary knowledge about Prasiolite vs Sugilite 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. Prasiolite exhibits Vitreous luster. Sugilite, on other hand, exhibits Vitreous luster.