Cobaltite

Sillimanite

Facts about Cobaltite and Sillimanite

Cobaltite

Sillimanite

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1 Astrology

1.1 Origin

Canada

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

1.2 Color

Reddish, White, Violet, gray, Black, Reddish, White, Violet, gray, Black

Blue, Green, Brownish, Greenish, Colorless, gray

1.3 Streak

Black

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

Tough

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

6.33.20-3.26

1 7.18

2.5 Fracture

UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, Brittle, Metallic

Splintery

2.6 Cleavage

{100} Good, {010} Good, {001} Good

{010} perfect

2.7 Mohs Hardness

5.56-7.5

2 10

2.8 Chemical Composition

CoAsSAnthony et al , Handbook of mineralogy (2001)

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

3 Optical Properties

3.1 Luster

Not Available

Vitreous, Subadamantine, Silky

3.2 Pleochroism

Very weak

Colourless to pale brown to yellow

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Gems

Transparent, Translucent

3.5 Refractive Index

Not Available1.653-1.685

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: P ca21

Orthorhombic

3.8 Birefringence

Not Available0.020-0.022

0 0.296

3.9 Clarity

Gems

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

Cobaltite Vs Sillimanite Specifications

While buying, there is a common bewilderment that most of the buyers face. As you compare Cobaltite Vs Sillimanite specifications, it helps you to decide which gemstone suits your zodiac sign. Besides, the extent to which a gemstone benefits you can be understood after comparing Cobaltite and Sillimanite Astrology. Its highly necessary to have a basic knowledge of facts about Cobaltite and Sillimanite, before you finalize to buy one.

Cobaltite is known to regulate the influence of Not Available planet. Sillimanite, the unique gem is known to regulate the influence of Not Available planet.