Blue John

Carnelian

Blue John Vs Carnelian

Blue John

Carnelian

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1 Astrology

1.1 Origin

Not Available

1.2 Color

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

Red

1.3 Streak

Not Available

White

1.4 For which Rashi?

Not Available

Taurus, Leo, Taurus, Leo, Taurus, Leo

1.5 Planet

Not Available

Sun

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

Projective

1.9 Deities

Not Available

Isis, Bragi

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

Protection, Healing, Courage

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

3.00-3.252.58-2.64

1 7.18

2.5 Fracture

Not Available

Uneven, Splintery, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

2.6 Cleavage

Not Available

Absent

2.7 Mohs Hardness

Not Available6.5-7

2 10

2.8 Chemical Composition

CaF 2Michael OâDonoghue , Gems, Sixth Edition (2006)

SiO₂

3 Optical Properties

3.1 Luster

Not Available

Vitreous

3.2 Pleochroism

Not Available

AbsentWalter Schumann

3.3 Dispersion

NANone

0.007 1

3.4 Transparency

Transparent

Translucent, Transparent to nearly opaque

3.5 Refractive Index

1.432-1.4361.535-1.539

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Not Available

Trigonal

3.8 Birefringence

Not Available0.003-0.009

0 0.296

3.9 Clarity

Transparent

Translucent

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

Blue John Vs Carnelian Fracture

Fracture is an important parameter when you compare Blue John and Carnelian Physical Properties. It is necessary to understand the significance of these properties, before you compare Blue John Vs Carnelian 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. Carnelian fracture is Conchoidal, Gemstones of the world (2001), Splintery, Uneven and UnevenWalter Schumann.

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Blue John Vs Carnelian Luster

A primary knowledge about Blue John vs Carnelian 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. Carnelian, on other hand, exhibits Vitreous luster.