Chromite

Foitite

Chromite Vs Foitite

Chromite

Foitite

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Astrology

Origin

Southern and central Africa

Color

Black, Brownish, Brown

Violet, Black

Streak

Brown

gray, White

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

4.5-4.83.17

1 7.18

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Fracture

Uneven

Cleavage

None, parting may develop along {111}

None

Mohs Hardness

5.57

2 10

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Chemical Composition

Fe++Cr2O4

Na x[Fe2+2(Al,Fe3+ )]Al 6(BO 3) 3Si 6O 18(OH) 4Anthony et al , Handbook of mineralogy (2001)

Optical Properties

Luster

Vitreous

Pleochroism

none.

Strong: pale lavender dark blueAnthony et al

Dispersion

0.040.02

0.005 1

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Transparency

TranslucentAnthony et al, Translucent

Refractive Index

2.08-2.16-9999

1 3.25

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Optic Character

Crystal System

Isometric

Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m

Birefringence

-9999-9999

0 0.296

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Clarity

TranslucentAnthony et al

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Poor

Reproductive

Digestive

Psychology

Vitality

Empowerment

Healing

Emotional healing

Qualities Associated

Protection

Emotional Healing

Chromite Vs Foitite Fracture

Fracture is an important parameter when you compare Chromite and Foitite Physical Properties. It is necessary to understand the significance of these properties, before you compare Chromite Vs Foitite 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 Chromite is Uneven.

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Chromite Vs Foitite Luster

A primary knowledge about Chromite vs Foitite 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. Foitite, on other hand, exhibits Vitreous luster.