Grandidierite

Foitite

Facts about Grandidierite and Foitite

Grandidierite

Foitite

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1 Astrology

1.1 Origin

Madagascar

Not Available, Southern and central Africa

1.2 Color

Green

Violet, Black

1.3 Streak

White

gray, White, gray, 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

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.85-3.003.17

1 7.18

2.5 Fracture

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

Handbook of mineralogy (2001)

2.6 Cleavage

Perfect

None

2.7 Mohs Hardness

7.57

2 10

2.8 Chemical Composition

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

Na x[Fe2+2(Al,Fe3+ )]Al 6(BO 3) 3Si 6O 18(OH) 4Anthony et al , Handbook of mineralogy (2001)

3 Optical Properties

3.1 Luster

Vitreous, Pearly

Vitreous

3.2 Pleochroism

visible

Strong: pale lavender dark blueAnthony et al

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Gemmological Tables (2004) More from other references

TranslucentAnthony et al, Translucent

3.5 Refractive Index

1.578-1.639Not Available

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Orthorhombic

Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m

3.8 Birefringence

0.037-0.039Not Available

0 0.296

3.9 Clarity

Gemmological Tables (2004) More from other references

TranslucentAnthony 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

Grandidierite Vs Foitite Specifications

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

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