Petalite

Black Opal

Facts about Petalite and Black Opal

Petalite

Black Opal

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1 Astrology

1.1 Origin

Canada, USA, Brazil, Italy, Mozambique, Zimbabwe, Russia, Burma, Australia

Australia

1.2 Color

Colorless, gray, Yellow, White

White, Colorless, Blue, Red, Green, Yellow, Violet

1.3 Streak

Colorless

Not Available

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

Brittle

Not Available

2.2 Solubility

insoluble

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.401.97-2.22

1 7.18

2.5 Fracture

Subconchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

2.6 Cleavage

Perfect on {001}, poor on {201} with 38.5° angle between the two

Not Available

2.7 Mohs Hardness

6-6.56-6.5

2 10

2.8 Chemical Composition

LiAlSi 4O 10Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

SiO 2 + H 2OUlrich Henn and Claudio C.

3 Optical Properties

3.1 Luster

Vitreous, Pearly

Not Available

3.2 Pleochroism

AbsentWalter Schumann

3.3 Dispersion

0.01None

0.007 1

3.4 Transparency

Gemmological Tables (2004) More from other references

Transparent, Translucent

3.5 Refractive Index

1.502-1.5231.370-1.470

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

monoclinic

Not Available

3.8 Birefringence

0.012-0.016Not Available

0 0.296

3.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

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

Petalite Vs Black Opal Specifications

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

Petalite is known to regulate the influence of Not Available planet. Black Opal, the unique gem is known to regulate the influence of Not Available planet.