Gahnospinel

Staurolite

Gahnospinel Vs Staurolite

Gahnospinel

Staurolite

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1 Astrology

1.1 Origin

Sri Lanka

Switzerland

1.2 Color

Blue

Brown, Brownish, Yellow, Black, Reddish

1.3 Streak

Not Available

White, gray

1.4 For which Rashi?

Sagittarius, Scorpio

Not Available

1.5 Planet

Pluto

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

Projective

Not Available

1.9 Deities

Hephaestus

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Money

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

Brittle

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

3.65-4.553.7-3.8

1 7.18

2.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

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

2.6 Cleavage

None, but may exhibit slight parting

Distinct on {010}

2.7 Mohs Hardness

7.5-87-7.5

2 10

2.8 Chemical Composition

(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

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

3 Optical Properties

3.1 Luster

Vitreous

Resinous

3.2 Pleochroism

AbsentWalter Schumann

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

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Gemmological Tables (2004)

Blue Chart Gem Identification (2010) More from other references

3.5 Refractive Index

1.735-1.7901.736-1.762

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Isometric

monoclinic

3.8 Birefringence

Not Available0.009-0.015

0 0.296

3.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Blue Chart Gem Identification (2010) 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

Gahnospinel Vs Staurolite Fracture

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

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Gahnospinel Vs Staurolite Luster

A primary knowledge about Gahnospinel vs Staurolite 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. Gahnospinel exhibits Vitreous luster. Staurolite, on other hand, exhibits Resinous luster.