Grandidierite

Cordierite Iolite

Facts about Grandidierite and Cordierite Iolite

Grandidierite

Cordierite Iolite

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1 Astrology

1.1 Origin

Madagascar

Canada, Madagascar, Southern and central Africa, Sri Lanka, USA

1.2 Color

Green

Violet, Blue

1.3 Streak

White

Not Available

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

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.85-3.002.56-2.66

1 7.18

2.5 Fracture

Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)

2.6 Cleavage

Perfect

Not Available

2.7 Mohs Hardness

7.57-7.5

2 10

2.8 Chemical Composition

(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

3 Optical Properties

3.1 Luster

Vitreous, Pearly

Vitreous

3.2 Pleochroism

visible

Strong trichroism: colorless to yellowish

3.3 Dispersion

NA0.02

0.007 1

3.4 Transparency

Gemmological Tables (2004) More from other references

Transparent

3.5 Refractive Index

1.578-1.6391.542-1.578

1 3.25

3.6 Optic Character

Not Available

Biaxial/+

3.7 Crystal System

Orthorhombic

Not Available

3.8 Birefringence

0.037-0.0390.008-0.012

0 0.296

3.9 Clarity

Gemmological Tables (2004) More from other references

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

Grandidierite Vs Cordierite Iolite Specifications

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

Grandidierite is known to regulate the influence of Not Available planet. Cordierite Iolite, the unique gem is known to regulate the influence of Not Available planet.