Gedrite

Sillimanite

Facts about Gedrite and Sillimanite

Gedrite

Sillimanite

Add ⊕

1 Astrology

1.1 Origin

Southern and central Africa

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

1.2 Color

Brown, Brown, Green, Green, gray, White

Blue, Green, Brownish, Greenish, Colorless, gray

1.3 Streak

gray, White, gray, 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

Not Available

Tough

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

3.15-3.259

3.20-3.26

2.5 Fracture

Not Available

Splintery

2.6 Cleavage

Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.

{010} perfect

2.7 Mohs Hardness

5.5-6

6-7.5

2.8 Chemical Composition

(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

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

3 Optical Properties

3.1 Luster

Fibrous, Vitreous

Vitreous, Subadamantine, Silky

3.2 Pleochroism

Weak to moderate

Colourless to pale brown to yellow

3.3 Dispersion

Albite Specific..

⊕

▶

▼

Not Available

Rank: N/A (Overall)▶

Not Available

Rank: N/A (Overall)▶

▲

Fluorite Specifications

⊕

▶

0.044 (Anglesite Spe..)

◀ ▶ ADD ⊕

3.4 Transparency

Transparent

Transparent, Translucent

3.5 Refractive Index

1.625-1.718

1.653-1.685

3.6 Optic Character

Not Available

3.7 Crystal System

Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma

Orthorhombic

3.8 Birefringence

Not Available

0.020-0.022

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

Gedrite Vs Sillimanite Specifications

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

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

Compare Brown Gemstones

Gedrite Vs Hibonite

Gedrite Vs Jacobsite

Gedrite Vs Hessonite

Brown Gemstones

Glass

Goethite

Goldstone

Grossular

Hessonite

Hibonite