Pargasite

Cassiterite

Pargasite Vs Cassiterite

Pargasite

Cassiterite

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1 Astrology

1.1 Origin

Southern and central Africa, Vietnam

Sri Lanka

1.2 Color

Green, Black, Brown

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

1.3 Streak

White

White, Brownish, Brownish, 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

Not Available

Brittle

2.2 Solubility

Not Available

insoluble

2.3 Durability

Not Available

2.4 Specific Gravity

3.04-3.266.86-7.03

1 7.18

2.5 Fracture

Splintery, Brittle, Uneven

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

2.6 Cleavage

{110} perfect

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

2.7 Mohs Hardness

5-66-7

2 10

2.8 Chemical Composition

NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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

3 Optical Properties

3.1 Luster

Vitreous

Adamantine, Greasy

3.2 Pleochroism

Not Available

Pleochroic haloes have been observed. Dichroic in yellow

3.3 Dispersion

NA0.07

0.007 1

3.4 Transparency

Transparent

Transparent, Translucent

3.5 Refractive Index

1.613-1.6631.990-2.105

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

monoclinic

tetragonal

3.8 Birefringence

0.0200.096-0.098

0 0.296

3.9 Clarity

Transparent

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

Pargasite Vs Cassiterite Fracture

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

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Pargasite Vs Cassiterite Luster

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