Grandidierite

Spinel

Facts about Grandidierite and Spinel

Grandidierite

Spinel

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1 Astrology

1.1 Origin

Madagascar

Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia

1.2 Color

Green

Blue, Violet, Colorless, Red, Green, Brown

1.3 Streak

White

1.4 For which Rashi?

Not Available

Sagittarius, Scorpio, Sagittarius, Scorpio, Sagittarius, Scorpio

1.5 Planet

Not Available

Pluto

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

Projective

1.9 Deities

Not Available

Hephaestus

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

Money

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

none

2.3 Durability

Not Available

2.4 Specific Gravity

2.85-3.003.64-3.66

1 7.18

2.5 Fracture

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

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

2.6 Cleavage

Perfect

None, but may exhibit slight parting

2.7 Mohs Hardness

7.58

2 10

2.8 Chemical Composition

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

MgAl₂O₄

3 Optical Properties

3.1 Luster

Vitreous, Pearly

Vitreous

3.2 Pleochroism

visible

Absent

3.3 Dispersion

NA0.02

0.007 1

3.4 Transparency

Gemmological Tables (2004) More from other references

Transparent, Translucent, Transparent to translucent

3.5 Refractive Index

1.578-1.6391.73

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Orthorhombic

Isometric

3.8 Birefringence

0.037-0.039Not Available

0 0.296

3.9 Clarity

Gemmological Tables (2004) More from other references

TransparentUlrich Henn and Claudio C. Milisenda

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 Spinel Specifications

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

Grandidierite is known to regulate the influence of Not Available planet. Spinel, the unique gem is known to regulate the influence of Pluto planet. Spinel, which is classic Blue, Violet, Colorless, Red, Green, Brown colored gem, possesses Projective energy.