Dumortierite

Andalusite

Facts about Dumortierite and Andalusite

Dumortierite

Andalusite

Add ⊕

1 Astrology

1.1 Origin

Southern and central Africa, violet, blue, violet, blue

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

Blue, Violet, Brown, White, Blue, Brown, Violet, Greenish, pink

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

1.3 Streak

White

1.4 For which Rashi?

Leo, Sagittarius, Leo, Sagittarius, Leo, Sagittarius

All

1.5 Planet

Saturn

Venus

1.6 Element of Planets

Water

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Receptive

Projective, Receptive

1.9 Deities

Isis

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Healing

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

3.26-3.413.05-3.21

1 7.18

2.5 Fracture

Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

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

2.6 Cleavage

Distinct on {100}, poor on {110}; parting on {001}

Good on {110}, poor on {100}

2.7 Mohs Hardness

7-8.57.5

2 10

2.8 Chemical Composition

AlAl₆O₃BSi₃O₁₈

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

3 Optical Properties

3.1 Luster

Vitreous

Vitreous, Greasy

3.2 Pleochroism

Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue

strongly trichroic

3.3 Dispersion

None0.02

0.007 1

3.4 Transparency

Translucent, Translucent to opaque

Transparent, Translucent

3.5 Refractive Index

1.669-1.7231.627-1.650

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Orthorhombic

3.8 Birefringence

0.011-0.0370.009-0.010

0 0.296

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

Dumortierite Vs Andalusite Specifications

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

Dumortierite is known to regulate the influence of Saturn planet.Dumortierite, that occurs commonly in Blue, Violet, Brown, White, Blue, Brown, Violet, Greenish, pink color, possesses Receptive energy.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.