Fayalite

Chrysoprase

Fayalite Vs Chrysoprase

Fayalite

Chrysoprase

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1 Astrology

1.1 Origin

Southern and central Africa

Southern and central Africa, USA, Australia, Brazil, USA, Australia, Brazil, USA

1.2 Color

Yellow, Brown, Black, Black

Green

1.3 Streak

White

Not Available

1.4 For which Rashi?

Not Available

Cancer, Taurus, Cancer, Taurus, Cancer, Taurus

1.5 Planet

Not Available

Venus

1.6 Element of Planets

Not Available

Earth

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Not Available

Receptive

1.9 Deities

Not Available

Vesta

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

Protection, Healing

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

4.3922.58-2.64

1 7.18

2.5 Fracture

Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

Gems, Sixth Edition (2006)

2.6 Cleavage

{010} moderate, {100} imperfect

None

2.7 Mohs Hardness

6.5-76.5-7

2 10

2.8 Chemical Composition

Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

SiO₂ (with a high level of nickel impurities )

3 Optical Properties

3.1 Luster

Vitreous, Resinous

Vitreous, Vitreous, Waxy

3.2 Pleochroism

Faint

AbsentWalter Schumann

3.3 Dispersion

NANone

0.007 1

3.4 Transparency

TransparentAnthony et al, Handbook of mineralogy (2001)

Translucent, Translucent, Opaque, Translucent to nearly opaque

3.5 Refractive Index

1.827-1.8791.530-1.543

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Orthorhombic

Trigonal

3.8 Birefringence

0.042-0.0510.004

0 0.296

3.9 Clarity

TransparentAnthony et al

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

Fayalite Vs Chrysoprase Fracture

Fracture is an important parameter when you compare Fayalite and Chrysoprase Physical Properties. It is necessary to understand the significance of these properties, before you compare Fayalite Vs Chrysoprase 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 Fayalite is Brittle, Conchoidal, Conchoidal, ConchoidalAnthony et al and Handbook of mineralogy (2001). Chrysoprase fracture is Gems and Sixth Edition (2006).

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Fayalite Vs Chrysoprase Luster

A primary knowledge about Fayalite vs Chrysoprase 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. Fayalite exhibits Resinous and Vitreous luster. Chrysoprase, on other hand, exhibits Vitreous, Vitreous and Waxy luster.