Sillimanite

Bertrandite

Facts about Sillimanite and Bertrandite

Sillimanite

Bertrandite

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1 Astrology

1.1 Origin

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

Not Available, Southern and central Africa

1.2 Color

Blue, Green, Brownish, Greenish, Colorless, gray

Colorless, Colorless, Yellow

1.3 Streak

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

Tough

Not Available

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

3.20-3.26

2.59-2.60

2.5 Fracture

Splintery

Brittle, Metallic, Brittle, Metallic

2.6 Cleavage

{010} perfect

{001} Perfect, {110} Distinct, {101} Distinct

2.7 Mohs Hardness

6-7.5

6-7

2.8 Chemical Composition

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

Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

3 Optical Properties

3.1 Luster

Vitreous, Subadamantine, Silky

Vitreous

3.2 Pleochroism

Colourless to pale brown to yellow

none.

3.3 Dispersion

Albite Specific..

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▼

Not Available

Rank: N/A (Overall)▶

Not Available

Rank: N/A (Overall)▶

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Fluorite Specifications

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0.044 (Anglesite Spe..)

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3.4 Transparency

Transparent, Translucent

TransparentAnthony et al, Handbook of mineralogy (2001)

3.5 Refractive Index

1.653-1.685

1.583-1.614

3.6 Optic Character

Not Available

3.7 Crystal System

Orthorhombic

Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21

3.8 Birefringence

0.020-0.022

Not Available

3.9 Clarity

Transparent

TransparentAnthony 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

Sillimanite Vs Bertrandite Specifications

While buying, there is a common bewilderment that most of the buyers face. As you compare Sillimanite Vs Bertrandite 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 Sillimanite and Bertrandite Astrology. Its highly necessary to have a basic knowledge of facts about Sillimanite and Bertrandite, before you finalize to buy one.

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

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