Black Opal

Bustamite

Black Opal Vs Bustamite

Black Opal

Bustamite

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1 Astrology

1.1 Origin

Australia

1.2 Color

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

Reddish, Brown, Red, pink, pink

1.3 Streak

Not Available

White

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

Not Available

2.2 Solubility

Not Available

Partly soluble in HCl.

2.3 Durability

Not Available

2.4 Specific Gravity

1.97-2.223.32-3.43

1 7.18

2.5 Fracture

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

2.6 Cleavage

Not Available

{100} perfect; {110} and {1 1 0} good; {010} poor

2.7 Mohs Hardness

6-6.55.5-6

2 10

2.8 Chemical Composition

SiO 2 + H 2OUlrich Henn and Claudio C.

(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

3 Optical Properties

3.1 Luster

Not Available

Vitreous

3.2 Pleochroism

AbsentWalter Schumann

Weak

3.3 Dispersion

NoneNA

0.007 1

3.4 Transparency

Transparent, Translucent

3.5 Refractive Index

1.370-1.4701.662-1.707

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Not Available

Triclinic

3.8 Birefringence

Not Available0.013-0.015

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

Black Opal Vs Bustamite Fracture

Fracture is an important parameter when you compare Black Opal and Bustamite Physical Properties. It is necessary to understand the significance of these properties, before you compare Black Opal Vs Bustamite 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. Fracture observed in Black Opal is ConchoidalArthur Thomas, ConchoidalArthur Thomas, Gemstones (2009) and Gemstones (2009). Bustamite fracture is ConchoidalArthur Thomas, ConchoidalArthur Thomas, Gemstones (2009) and Gemstones (2009).

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Black Opal Vs Bustamite Luster

A primary knowledge about Black Opal vs Bustamite 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. Bustamite, on other hand, exhibits Vitreous luster.