Staurolite

Cordierite

Staurolite Vs Cordierite

Staurolite

Cordierite

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1 Astrology

1.1 Origin

Switzerland

Australia, Brazil, Burma, Canada, India, Madagascar, Sri Lanka, Tanzania

1.2 Color

Brown, Brownish, Yellow, Black, Reddish

Blue, Violet, Greenish, Brown, Colorless, Colorless, Blue, Violet, Yellow, gray

1.3 Streak

White, gray

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

Brittle

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

3.7-3.82.57-2.66

1 7.18

2.5 Fracture

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

Subconchoidal, Conchoidal, Brittle

2.6 Cleavage

Distinct on {010}

Fair on {100}, poor on {001} and {010}

2.7 Mohs Hardness

7-7.57-7.5

2 10

2.8 Chemical Composition

(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.

Mg2Al4Si5O18

3 Optical Properties

3.1 Luster

Resinous

Greasy, Vitreous

3.2 Pleochroism

X = colorless; Y = pale yellow; Z = golden yellow

X = pale yellow

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Blue Chart Gem Identification (2010) More from other references

Not Available

3.5 Refractive Index

1.736-1.762Not Available

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

monoclinic

Orthorhombic

3.8 Birefringence

0.009-0.015Not Available

0 0.296

3.9 Clarity

Blue Chart Gem Identification (2010) More from other references

Not Available

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

Staurolite Vs Cordierite Fracture

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

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Staurolite Vs Cordierite Luster

A primary knowledge about Staurolite vs Cordierite 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. Staurolite exhibits Resinous luster. Cordierite, on other hand, exhibits Greasy and Vitreous luster.