Amblygonite

Sillimanite

Amblygonite Vs Sillimanite

Amblygonite

Sillimanite

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Astrology

Origin

Ethiopia, Afghanistan, China, Australia, Origins: Brazil (major source); also found in USA, Germany, France, UK, Finland, Norway, Sweden, Namibia, Zaire, China and Australia.

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

Color

Brown, Green, White, Colorless, Yellow, Blue, gray, pink, Greenish

Blue, Green, Brownish, Greenish, Colorless, gray

Streak

White

For which Rashi?

Planet

Element of Planets

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Tough

Solubility

Durability

Specific Gravity

2.98-3.103.20-3.26

1 7.18

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Fracture

Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal

Splintery

Cleavage

[100] Perfect, [110] Good, [011] Distinct

{010} perfect

Mohs Hardness

66-7.5

2 10

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Chemical Composition

(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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

Optical Properties

Luster

Vitreous, Pearly

Vitreous, Subadamantine, Silky

Pleochroism

weak to none

Colourless to pale brown to yellow

Dispersion

0.010.02

0.005 1

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Transparency

Transparent, Translucent

Refractive Index

1.578-1.6461.653-1.685

1 3.25

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Optic Character

Biaxial/+

Crystal System

Triclinic

Orthorhombic

Birefringence

0.020-0.0300.020-0.022

0 0.296

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Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Excellent

Good

Reproductive

Supports reproductive health

Digestive

Psychology

Peace

Creativity

Healing

Emotional healing

Qualities Associated

Peace

Creativity

Amblygonite Vs Sillimanite Fracture

Fracture is an important parameter when you compare Amblygonite and Sillimanite Physical Properties. It is necessary to understand the significance of these properties, before you compare Amblygonite 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 Amblygonite is Sub-Conchoidal, Irregular/uneven, Uneven and Conchoidal. Sillimanite fracture is Splintery.

Compare Green Gemstones

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Amblygonite Vs Sillimanite Luster

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