Ettringite

Grossular

Ettringite Vs Grossular

Ettringite

Grossular

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1 Astrology

1.1 Origin

Southern and central Africa

Sri Lanka, India, Brazil

1.2 Color

Colorless, Yellow, White, Colorless, White

Green, Brown, Brown, Colorless, Green, gray, Yellow

1.3 Streak

White

Brownish, White, Brownish, 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

Partially soluble in water

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

1.773.55-3.73

1 7.18

2.5 Fracture

Not Available

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

2.6 Cleavage

Perfect on {10 1 0}

none

2.7 Mohs Hardness

2-2.57-7.5

2 10

2.8 Chemical Composition

Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

3 Optical Properties

3.1 Luster

Vitreous

Greasy, Vitreous

3.2 Pleochroism

Not Available

None

3.3 Dispersion

NA0.02

0.007 1

3.4 Transparency

Transparent, Translucent

Gemmological Tables (2004) More from other references

3.5 Refractive Index

1.470-1.4911.730-1.760

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Trigonal

cubic

3.8 Birefringence

0.0210.020

0 0.296

3.9 Clarity

Transparent

TransparentUlrich Henn and Claudio C. Milisenda

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

Ettringite Vs Grossular Fracture

Fracture is an important parameter when you compare Ettringite and Grossular Physical Properties. It is necessary to understand the significance of these properties, before you compare Ettringite Vs Grossular 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. Grossular fracture is Brittle, Conchoidal, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Uneven.

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Ettringite Vs Grossular Luster

A primary knowledge about Ettringite vs Grossular 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. Ettringite exhibits Vitreous luster. Grossular, on other hand, exhibits Greasy and Vitreous luster.