Foitite

Grandidierite

Facts about Foitite and Grandidierite

Foitite

Grandidierite

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1 Astrology

1.1 Origin

Not Available, Southern and central Africa

Madagascar

1.2 Color

Violet, Black

Green

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

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

3.172.85-3.00

1 7.18

2.5 Fracture

Handbook of mineralogy (2001)

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

2.6 Cleavage

None

Perfect

2.7 Mohs Hardness

77.5

2 10

2.8 Chemical Composition

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

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

3 Optical Properties

3.1 Luster

Vitreous

Vitreous, Pearly

3.2 Pleochroism

Strong: pale lavender dark blueAnthony et al

visible

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

TranslucentAnthony et al, Translucent

Gemmological Tables (2004) More from other references

3.5 Refractive Index

Not Available1.578-1.639

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

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

Orthorhombic

3.8 Birefringence

Not Available0.037-0.039

0 0.296

3.9 Clarity

TranslucentAnthony et al

Gemmological Tables (2004) More from other references

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

Foitite Vs Grandidierite Specifications

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

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