Hercynite

Andalusite

Facts about Hercynite and Andalusite

Hercynite

Andalusite

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1 Astrology

1.1 Origin

Not Available

Spain, Brazil, USA, Sri Lanka, Burma, Color: strongly pleochroic, reddish brown, pink / yellowish green, Hardness: 7 7.5, Refractive index: 1.63 1.65, Density: 3.13 3.21, Chemical composition: Al2SiO5, Crystal structure: orthorhombic, Lustre: vitreous, greasy, Origins: Spain, Brazil, USA, Sri Lanka, Burma. Discovered in Andalusia (Spain), the andalusite stone is relatively rare, with big crystals over 10 ct. especially rare. Due to its remarkable pleochroism effect, the stone is highly valued by collectors., brown

1.2 Color

Yellow, Black

Brown, pink, Violet, Yellow, Green, White, gray, Colorless, Green, gray, Brown, Red

1.3 Streak

Green

White

1.4 For which Rashi?

Not Available

All

1.5 Planet

Not Available

Venus

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, Receptive

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

4.39

3.05-3.21

2.5 Fracture

ConchoidalGemdat.org, Uneven

Uneven, Subconchoidal, Uneven, Subconchoidal, Splintery, UnevenArthur Thomas, Gemstones (2009)

2.6 Cleavage

{111} Indistinct, {111} Indistinct, {111} Indistinct

Good on {110}, poor on {100}

2.7 Mohs Hardness

7.5-8

7.5

2.8 Chemical Composition

Fe2+ Al 2O 4Gemdat.org , Management Team (2012)

Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

3 Optical Properties

3.1 Luster

Vitreous

Vitreous, Greasy

3.2 Pleochroism

Not Available

strongly trichroic

3.3 Dispersion

Albite Specific..

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▶

▼

Not Available

Rank: N/A (Overall)▶

0.02

Rank: 23 (Overall)▶

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Fluorite Specifications

⊕

▶

0.044 (Anglesite Spe..)

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3.4 Transparency

Translucent

Transparent, Translucent

3.5 Refractive Index

1.80-1.83

1.627-1.650

3.6 Optic Character

Not Available

3.7 Crystal System

Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m

Orthorhombic

3.8 Birefringence

Not Available

0.009-0.010

3.9 Clarity

Translucent

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

Hercynite Vs Andalusite Specifications

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

Hercynite is known to regulate the influence of Not Available planet. Andalusite, the unique gem is known to regulate the influence of Venus planet. Andalusite, which is classic Brown, pink, Violet, Yellow, Green, White, gray, Colorless, Green, gray, Brown, Red colored gem, possesses Projective and Receptive energy.

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