Zoisite

Grandidierite

Zoisite Vs Grandidierite

Zoisite

Grandidierite

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1 Astrology

1.1 Origin

Pakistan, Tanzania

Madagascar

1.2 Color

Brown, gray, Green, Blue, rose, Red

Green

1.3 Streak

White, Colorless

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

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

3.20-3.502.85-3.00

1 7.18

2.5 Fracture

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

Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven

2.6 Cleavage

Perfect {010} imperfect {100}

Perfect

2.7 Mohs Hardness

6-77.5

2 10

2.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

3 Optical Properties

3.1 Luster

Vitreous

Vitreous, Pearly

3.2 Pleochroism

X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green

visible

3.3 Dispersion

0.02NA

0.007 1

3.4 Transparency

Transparent, Translucent, Opaque . May be translucent in thin backlit sections.

Gemmological Tables (2004) More from other references

3.5 Refractive Index

1.685-1.7071.578-1.639

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Orthorhombic

3.8 Birefringence

0.006-0.0180.037-0.039

0 0.296

3.9 Clarity

Transparent

Gemmological Tables (2004) More from other references

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

Zoisite Vs Grandidierite Fracture

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

Compare Brown Gemstones

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Zoisite Vs Grandidierite Luster

A primary knowledge about Zoisite vs Grandidierite 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. Zoisite exhibits Vitreous luster. Grandidierite, on other hand, exhibits Pearly and Vitreous luster.