Cassiterite

Taaffeite

Cassiterite Vs Taaffeite

Cassiterite

Taaffeite

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1 Astrology

1.1 Origin

Sri Lanka

Tanzania, Sri Lanka, China

1.2 Color

Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Brown, Brownish, Black, Colorless, Green, gray

Colorless

1.3 Streak

White, Brownish, Brownish, White

White

1.4 For which Rashi?

Not Available

1.5 Planet

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

Not Available

1.9 Deities

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Brittle

Not Available

2.2 Solubility

insoluble

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

6.86-7.033.60-3.61

1 7.18

2.5 Fracture

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

Conchoidal

2.6 Cleavage

{100} imperfect, {110} indistinct; partings on {111} or {011}

Imperfect/fair/absent

2.7 Mohs Hardness

6-78-8.5

2 10

2.8 Chemical Composition

SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references

3 Optical Properties

3.1 Luster

Adamantine, Greasy

Vitreous

3.2 Pleochroism

Pleochroic haloes have been observed. Dichroic in yellow

Weak

3.3 Dispersion

0.070.02

0.007 1

3.4 Transparency

Transparent, Translucent

Gemmological Tables (2004) More from other references

3.5 Refractive Index

1.990-2.1051.70-1.73

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

tetragonal

Hexagonal

3.8 Birefringence

0.096-0.0980.055

0 0.296

3.9 Clarity

Transparent

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

Cassiterite Vs Taaffeite Fracture

Fracture is an important parameter when you compare Cassiterite and Taaffeite Physical Properties. It is necessary to understand the significance of these properties, before you compare Cassiterite Vs Taaffeite 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 Cassiterite is ConchoidalArthur Thomas, Gemstones (2009), Irregular, Subconchoidal and Uneven. Taaffeite fracture is Conchoidal.

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Cassiterite Vs Taaffeite Luster

A primary knowledge about Cassiterite vs Taaffeite 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. Cassiterite exhibits Adamantine and Greasy luster. Taaffeite, on other hand, exhibits Vitreous luster.