Foitite

Kyanite

Foitite Vs Kyanite

Foitite

Kyanite

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1 Astrology

1.1 Origin

Not Available, Southern and central Africa

Brazil, USA, Switzerland, Kenya, Mozambique, Russia, Nepal, India, Burma

1.2 Color

Violet, Black

Blue, Yellow, Colorless, White, gray, Green, Black

1.3 Streak

gray, White, gray, White

White

1.4 For which Rashi?

Not Available

Aries, Libra, Taurus, Aries, Libra, Taurus, Aries, Libra, Taurus

1.5 Planet

Not Available

Jupiter

1.6 Element of Planets

Not Available

Water

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

Endurance, Meditation, Love

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

Love

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Not Available

Brittle

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

3.173.53-3.65

1 7.18

2.5 Fracture

Handbook of mineralogy (2001)

Splintery, Brittle, Metallic

2.6 Cleavage

None

[100] perfect [010] imperfect with 79° angle between

2.7 Mohs Hardness

74-7

2 10

2.8 Chemical Composition

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

Not Available

3 Optical Properties

3.1 Luster

Vitreous

Vitreous, Pearly

3.2 Pleochroism

Strong: pale lavender dark blueAnthony et al

Trichroic

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

TranslucentAnthony et al, Translucent

Not Available

3.5 Refractive Index

Not Available1.71-1.74

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

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

Triclinic

3.8 Birefringence

Not AvailableNot Available

0 0.296

3.9 Clarity

TranslucentAnthony et al

Color grading system

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

Foitite Vs Kyanite Fracture

Fracture is an important parameter when you compare Foitite and Kyanite Physical Properties. It is necessary to understand the significance of these properties, before you compare Foitite Vs Kyanite 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 Foitite is Handbook of mineralogy (2001). Kyanite fracture is Brittle, Metallic and Splintery.

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Foitite Vs Kyanite Luster

A primary knowledge about Foitite vs Kyanite 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 exhibits Vitreous luster. Kyanite, on other hand, exhibits Pearly and Vitreous luster.