Pyrargyrite

Sillimanite

Pyrargyrite Vs Sillimanite

Pyrargyrite

Sillimanite

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1 Astrology

1.1 Origin

Mexico

USA, Madagascar, India, Sri Lanka, Burma, Australia, Italy, Brazil

1.2 Color

Black, Red

Blue, Green, Brownish, Greenish, Colorless, gray

1.3 Streak

Red

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

Tough

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

5.853.20-3.26

1 7.18

2.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Brittle

Splintery

2.6 Cleavage

Distinct on {10 1 1}, imperfect on {01 1 2}

{010} perfect

2.7 Mohs Hardness

2.5-36-7.5

2 10

2.8 Chemical Composition

Ag 3SbS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)

3 Optical Properties

3.1 Luster

Adamantine

Vitreous, Subadamantine, Silky

3.2 Pleochroism

Distinct

Colourless to pale brown to yellow

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Translucent

Transparent, Translucent

3.5 Refractive Index

2.881-3.0841.653-1.685

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Trigonal

Orthorhombic

3.8 Birefringence

0.2030.020-0.022

0 0.296

3.9 Clarity

Translucent

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

Pyrargyrite Vs Sillimanite Fracture

Fracture is an important parameter when you compare Pyrargyrite and Sillimanite Physical Properties. It is necessary to understand the significance of these properties, before you compare Pyrargyrite Vs Sillimanite 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 Pyrargyrite is Brittle, Conchoidal, ConchoidalArthur Thomas and Uneven. Sillimanite fracture is Splintery.

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Pyrargyrite Vs Sillimanite Luster

A primary knowledge about Pyrargyrite vs Sillimanite 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. Pyrargyrite exhibits Adamantine luster. Sillimanite, on other hand, exhibits Silky, Subadamantine and Vitreous luster.