Ammolite

Sillimanite

Ammolite Vs Sillimanite

Ammolite

Sillimanite

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1 Astrology

1.1 Origin

Canada, USA

USA, Madagascar, India, Sri Lanka, Burma, Australia, Italy, Brazil

1.2 Color

Yellow, Green, Blue

Blue, Green, Brownish, Greenish, Colorless, gray

1.3 Streak

Not Available

White

1.4 For which Rashi?

Capricorn

Not Available

1.5 Planet

Jupiter

Not Available

1.6 Element of Planets

Earth, Air, Water

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Receptive

Not Available

1.9 Deities

Ammon

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

Tough

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.75-2.803.20-3.26

1 7.18

2.5 Fracture

Uneven, Granular

Splintery

2.6 Cleavage

no true cleavage

{010} perfect

2.7 Mohs Hardness

46-7.5

2 10

2.8 Chemical Composition

Not Available

Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)

3 Optical Properties

3.1 Luster

Silky, Vitreous

Vitreous, Subadamantine, Silky

3.2 Pleochroism

None

Colourless to pale brown to yellow

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Not Available

Transparent, Translucent

3.5 Refractive Index

1.520-1.6701.653-1.685

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Trigonal

Orthorhombic

3.8 Birefringence

0.135-0.1450.020-0.022

0 0.296

3.9 Clarity

Not Available

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

Ammolite Vs Sillimanite Fracture

Fracture is an important parameter when you compare Ammolite and Sillimanite Physical Properties. It is necessary to understand the significance of these properties, before you compare Ammolite Vs Sillimanite 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 Ammolite is Granular and Uneven. Sillimanite fracture is Splintery.

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Ammolite Vs Sillimanite Luster

A primary knowledge about Ammolite vs Sillimanite 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. Ammolite exhibits Silky and Vitreous luster. Sillimanite, on other hand, exhibits Silky, Subadamantine and Vitreous luster.