Grossular

Cobaltite

Grossular Vs Cobaltite

Grossular

Cobaltite

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1 Astrology

1.1 Origin

Sri Lanka, India, Brazil

Canada

1.2 Color

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

Reddish, White, Violet, gray, Black, Reddish, White, Violet, gray, Black

1.3 Streak

Brownish, White, Brownish, White

Black

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

3.55-3.73

6.3

2.5 Fracture

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

UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, Brittle, Metallic

2.6 Cleavage

none

{100} Good, {010} Good, {001} Good

2.7 Mohs Hardness

7-7.5

5.5

2.8 Chemical Composition

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

CoAsSAnthony et al , Handbook of mineralogy (2001)

3 Optical Properties

3.1 Luster

Greasy, Vitreous

Not Available

3.2 Pleochroism

None

Very weak

3.3 Dispersion

Albite

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▶

▼

0.02

Rank: 18 (Overall)▶

Not Available

Rank: N/A (Overall)▶

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Fluorite

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▶

0.044 (Anglesite)

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3.4 Transparency

Gemmological Tables (2004) More from other references

Gems

3.5 Refractive Index

1.730-1.760

Not Available

3.6 Optic Character

Not Available

3.7 Crystal System

cubic

Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: P ca21

3.8 Birefringence

0.020

Not Available

3.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Gems

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

Grossular Vs Cobaltite Fracture

Fracture is an important parameter when you compare Grossular and Cobaltite Physical Properties. It is necessary to understand the significance of these properties, before you compare Grossular Vs Cobaltite 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 Grossular is Brittle, Conchoidal, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Uneven. Cobaltite fracture is Brittle, Handbook of mineralogy (2001) More from other references, Handbook of mineralogy (2001) More from other references, Metallic, UnevenAnthony et al and UnevenAnthony et al.

Compare Green Gemstones

Grossular Vs Hydrogrossular

Grossular Vs Hurlbutite

Grossular Vs Jade

Grossular Vs Cobaltite Luster

A primary knowledge about Grossular vs Cobaltite 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. Grossular exhibits Greasy and Vitreous luster.

Green Gemstones

Hackmanite

Hayne

Hemimorphite

Hiddenite

Hurlbutite

Hydrogrossular