Facts about Howlite and Alexandrite

Howlite

Alexandrite

Astrology

Origin

Southern and central Africa

Russia, Brazil, Tanzania, Madagascar, Zambia, Sri Lanka, Burma, India, Color: color change, from bluish green (daylight) to purple, red or brown (incandescent light), Hardness: 8, Refractive index: 1.74 1.77, Density: 3.68 3.80, Chemical composition: BeAl2O4, Crystal structure: orthorhombic, Origins: Russia, Brazil, Tanzania, Madagascar, Zambia, Sri Lanka, Burma

Color

Blue, Colorless, White

Green

Streak

White

Not Available

For which Rashi?

Gemini, Virgo, Gemini, Virgo, Gemini, Virgo

Scorpio

Planet

Moon

Venus

Element of Planets

Earth

How to Wear?

Finger

Not Available

Ring Metal

Not Available

Energy

Not Available

Projective, Receptive

Deities

Quan Yin

Not Available

Not to wear with

Not Available

Powers

Not Available

Love

Birthstone

Planetary

Not Available

Talisman

Not Available

Physical Properties

Tenacity

Not Available

Solubility

Not Available

Durability

Not Available

Specific Gravity

2.45-2.58

3.69-3.81

Fracture

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

Not Available

Cleavage

None

1,1 ; 3,2.

Mohs Hardness

3-3.5

8.5

Chemical Composition

Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

BeAl ₂ O ₄

Optical Properties

Luster

Vitreous

Pleochroism

NilArthur Thomas

Not Available

Dispersion

Not Available

Transparency

Gemmological Tables (2004) More from other references

Transparent, Transparent to nearly opaque

Refractive Index

1.583-1.608

1.739-1.770

Optic Character

Not Available

Biaxial/+

Crystal System

monoclinic

Orthorhombic

Birefringence

0.019

0.007-0.010

Clarity

Gemmological Tables (2004) More from other references

Transparent

Benefits

Physical

Neurological

Not Available

Cardiovascular

Not Available

Respiratory

Not Available

Reproductive

Not Available

Digestive

Not Available

Psychology

Not Available

Healing

Not Available

Qualities Associated

Not Available

Summary >>

<< Benefits

Howlite Vs Alexandrite Specifications

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

Howlite is known to regulate the influence of Moon planet. Alexandrite, the unique gem is known to regulate the influence of Venus planet. Alexandrite, which is classic Green colored gem, possesses Projective and Receptive energy.