Topaz

Foitite

Topaz Vs Foitite

Topaz

Foitite

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1 Astrology

1.1 Origin

Brazil, Madagascar, Russia, USA, Mexico, Pakistan, brown, Yellow, Orange, Brazil, Sri Lanka, Pakistan, Russia, brown, Yellow, Orange, Brazil, Sri Lanka, Pakistan, Russia

Not Available, Southern and central Africa

1.2 Color

Yellow, Blue, Green, Red, White, Colorless, Blue, Red, Green, Yellow, pink, Brown

Violet, Black

1.3 Streak

White

gray, White, gray, White

1.4 For which Rashi?

Sagittarius

Not Available

1.5 Planet

Sun

Not Available

1.6 Element of Planets

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Projective

Not Available

1.9 Deities

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Healing, Love, Money

Not Available

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

3.49-3.573.17

1 7.18

2.5 Fracture

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Handbook of mineralogy (2001)

2.6 Cleavage

[001] Perfect

None

2.7 Mohs Hardness

2 10

2.8 Chemical Composition

Al₂SiO₄(F,OH)₂

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

3 Optical Properties

3.1 Luster

Vitreous

3.2 Pleochroism

Weak

Strong: pale lavender dark blueAnthony et al

3.3 Dispersion

0.01NA

0.007 1

3.4 Transparency

Transparent

TranslucentAnthony et al, Translucent

3.5 Refractive Index

1.606-1.644Not Available

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Orthorhombic

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

3.8 Birefringence

0.008-0.011Not Available

0 0.296

3.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

TranslucentAnthony et al

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

Topaz Vs Foitite Fracture

Fracture is an important parameter when you compare Topaz and Foitite Physical Properties. It is necessary to understand the significance of these properties, before you compare Topaz 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 Topaz is Brittle, ConchoidalArthur Thomas, Gemstones (2009), Subconchoidal and Uneven. Foitite fracture is Handbook of mineralogy (2001).

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Topaz Vs Foitite Luster

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