Blue John

Strontianite

Blue John Vs Strontianite

Blue John

Strontianite

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1 Astrology

1.1 Origin

Not Available

Southern and central Africa

1.2 Color

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

Colorless, White, Brown, Green, Greenish, gray

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

2.3 Durability

Not Available

2.4 Specific Gravity

3.00-3.253.63-3.79

1 7.18

2.5 Fracture

Not Available

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

2.6 Cleavage

Not Available

{110} Good

2.7 Mohs Hardness

Not Available3.5

2 10

2.8 Chemical Composition

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

SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references

3 Optical Properties

3.1 Luster

Not Available

Vitreous, Greasy

3.2 Pleochroism

Not Available

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Transparent

3.5 Refractive Index

1.432-1.4361.517-1.667

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Not Available

3.8 Birefringence

Not AvailableNot Available

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

Blue John Vs Strontianite Fracture

Fracture is an important parameter when you compare Blue John and Strontianite Physical Properties. It is necessary to understand the significance of these properties, before you compare Blue John Vs Strontianite 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. Strontianite fracture is Brittle, Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Uneven and Uneven.

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Blue John Vs Strontianite Luster

A primary knowledge about Blue John vs Strontianite 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. Strontianite, on other hand, exhibits Greasy and Vitreous luster.