Fayalite

Neptunite

Fayalite Vs Neptunite

Fayalite

Neptunite

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Astrology

Origin

Southern and central Africa

USA

Color

Yellow, Brown, Black

Black, Red, Brown

Streak

White

Brown, Red

For which Rashi?

Planet

Element of Planets

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

4.3923.19-3.23

1 7.18

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Fracture

Conchoidal

Cleavage

{010} moderate, {100} imperfect

{110} good

Mohs Hardness

6.5-75-6

2 10

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Chemical Composition

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

KNa 2Li(Fe2+ ,Mn2+ ) 2Ti 2Si 8O 24Michael OâDonoghue , Gems, Sixth Edition (2006)

Optical Properties

Luster

Vitreous, Resinous

Vitreous

Pleochroism

Faint

x=yellow-orange

Dispersion

0.030.03

0.005 1

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Transparency

TransparentAnthony et al

Translucent

Refractive Index

1.827-1.8791.692-1.734

1 3.25

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Optic Character

Crystal System

Orthorhombic

monoclinic

Birefringence

0.042-0.0510.0294-0.0452

0 0.296

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Clarity

TransparentAnthony et al

Translucent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Excellent

Reproductive

Digestive

Psychology

Creativity

Passion

Healing

Physical healing

Emotional healing

Qualities Associated

Creativity

Transformation

Fayalite Vs Neptunite Fracture

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

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Fayalite Vs Neptunite Luster

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