Gahnospinel

Bytownite

Gahnospinel Vs Bytownite

Gahnospinel

Bytownite

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1 Astrology

1.1 Origin

Sri Lanka

Canada, Southern and central Africa, Australia

1.2 Color

Blue

Colorless, White, Colorless, gray, White

1.3 Streak

Not Available

White

1.4 For which Rashi?

Sagittarius, Scorpio

Not Available

1.5 Planet

Pluto

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

Hephaestus

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Money

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

Brittle

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

3.65-4.552.72-2.75

1 7.18

2.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Uneven, Gems, Sixth Edition (2006)

2.6 Cleavage

None, but may exhibit slight parting

Perfect on [001], good on [010], imperfect on [110]

2.7 Mohs Hardness

7.5-86-6.5

2 10

2.8 Chemical Composition

(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

3 Optical Properties

3.1 Luster

Vitreous

Vitreous, Pearly

3.2 Pleochroism

AbsentWalter Schumann

colorless.

3.3 Dispersion

NA0.01

0.007 1

3.4 Transparency

Gemmological Tables (2004)

Transparent

3.5 Refractive Index

1.735-1.7901.561-1.583

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Isometric

Triclinic

3.8 Birefringence

Not Available0.010-0.011

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

Gahnospinel Vs Bytownite Fracture

Fracture is an important parameter when you compare Gahnospinel and Bytownite Physical Properties. It is necessary to understand the significance of these properties, before you compare Gahnospinel Vs Bytownite 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 Gahnospinel is ConchoidalArthur Thomas and Gemstones (2009). Bytownite fracture is Gems, Sixth Edition (2006), Uneven and Uneven.

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Gahnospinel Vs Bytownite Luster

A primary knowledge about Gahnospinel vs Bytownite 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. Gahnospinel exhibits Vitreous luster. Bytownite, on other hand, exhibits Pearly and Vitreous luster.