Onyx

Brookite

Onyx Vs Brookite

Onyx

Brookite

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1 Astrology

1.1 Origin

Not Available

Russia

1.2 Color

White

Red, Reddish, Brown, Black, Brown, Reddish, orange

1.3 Streak

Not Available

White

1.4 For which Rashi?

Capricorn

Not Available

1.5 Planet

Saturn

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

Projective

Not Available

1.9 Deities

Mars

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Protection

Not Available

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Capricorn

Not Available

2 Physical Properties

2.1 Tenacity

Not Available

Brittle

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.55-2.703.87-4.14

1 7.18

2.5 Fracture

Not Available

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

2.6 Cleavage

Indiscernible

Poor on {120}, in traces on {001}

2.7 Mohs Hardness

6.5-75.5-6

2 10

2.8 Chemical Composition

SiO₂

TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

3 Optical Properties

3.1 Luster

Vitreous

Adamantine

3.2 Pleochroism

Not Available

Very weak

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Translucent, Opaque, Translucent to opaque

Gemmological Tables (2004) More from other references

3.5 Refractive Index

1.530-1.5432.583-2.741

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Trigonal

Orthorhombic

3.8 Birefringence

Not Available0.117

0 0.296

3.9 Clarity

OpaqueHerve Nicolas Lazzarelli

Gemmological Tables (2004) More from other references

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

Onyx Vs Brookite Fracture

Fracture is an important parameter when you compare Onyx and Brookite Physical Properties. It is necessary to understand the significance of these properties, before you compare Onyx Vs Brookite fracture. Whenever a gemstone chip breaks, it leaves a characteristic line along its breakage. Such lines are known as fracture and are used to identify the gemstones in their initial stages of production when they are in the form of rough minerals. Fracture is usually described with the terms “fibrous” and “splintery” to denote a fracture that usually leaves elongated and sharp edges. Brookite fracture is Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Subconchoidal.

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Onyx Vs Brookite Luster

A primary knowledge about Onyx vs Brookite luster is useful in apparent identifications of these gemstones. Luster is the measure of light that gets reflected when incident on a finished cut gemstone. There are two major types of lusters: Silky and Adamantine. Since luster varies between two crystals of even the same gemstone, luster is limited to basic identification criteria. Onyx exhibits Vitreous luster. Brookite, on other hand, exhibits Adamantine luster.