Achroite

Andalusite

Facts about Achroite and Andalusite

Achroite

Andalusite

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1 Astrology

1.1 Origin

Afghanistan, Sri Lanka

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

Colorless, Blue

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

1.3 Streak

Not Available

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

2.90-3.403.05-3.21

1 7.18

2.5 Fracture

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

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

2.6 Cleavage

Not Available

Good on {110}, poor on {100}

2.7 Mohs Hardness

7-7.57.5

2 10

2.8 Chemical Composition

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

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

3 Optical Properties

3.1 Luster

Not Available

Vitreous, Greasy

3.2 Pleochroism

Not Available

strongly trichroic

3.3 Dispersion

0.020.02

0.007 1

3.4 Transparency

Transparent, Translucent

3.5 Refractive Index

1.614-1.6661.627-1.650

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Not Available

Orthorhombic

3.8 Birefringence

0.014-0.0400.009-0.010

0 0.296

3.9 Clarity

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

Achroite Vs Andalusite Specifications

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

Achroite 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.