Goethite

Opal

Goethite Vs Opal

Goethite

Opal

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1 Astrology

1.1 Origin

Australia

Ethiopia

1.2 Color

Brown, Brown, Reddish, Brownish, Yellow, Brown, Reddish, Brownish, Yellow

Yellow, White, Red, Brown, Blue

1.3 Streak

Brown, Brownish, Yellow

White

1.4 For which Rashi?

Not Available

Cancer, Libra, Scorpio, Cancer, Libra, Scorpio, Cancer, Libra, Scorpio

1.5 Planet

Not Available

Mercury

1.6 Element of Planets

Not Available

Earth, Air, Water

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Not Available

Projective, Receptive

1.9 Deities

Not Available

Cupid

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

Astral Projection, Psychicism

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Not Available

BrittleWalter Schumann

2.2 Solubility

HCl soluble

hot salt water

2.3 Durability

Not Available

2.4 Specific Gravity

4.27-4.291.98-2.25

1 7.18

2.5 Fracture

Uneven, torn surfaces, (e.g. fractured metals)., Uneven, Gemstones (2009), torn surfaces, (e.g. fractured metals).

Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Brittle

2.6 Cleavage

Perfect {010}

None

2.7 Mohs Hardness

5-5.55-6.5

2 10

2.8 Chemical Composition

FeO(OH)Arthur Thomas , Gemstones (2009)

SiO₂ · nH₂O

3 Optical Properties

3.1 Luster

Adamantine

Vitreous, Pearly

3.2 Pleochroism

VisibleArthur Thomas

None

3.3 Dispersion

NANone

0.007 1

3.4 Transparency

Gemstones (2009)

Transparent, Translucent, Transparent to translucent

3.5 Refractive Index

2.26-2.3981.37-1.52

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Orthorhombic

Trigonal

3.8 Birefringence

0.138Not Available

0 0.296

3.9 Clarity

Gemstones (2009)

Transparent

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

Goethite Vs Opal Fracture

Fracture is an important parameter when you compare Goethite and Opal Physical Properties. It is necessary to understand the significance of these properties, before you compare Goethite Vs Opal 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 Goethite is (e.g. fractured metals)., (e.g. fractured metals)., Gemstones (2009), torn surfaces, torn surfaces, Uneven and Uneven. Opal fracture is Brittle, Conchoidal, Conchoidal and Gemstones of the world (2001) More from other references.

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Goethite Vs Opal Luster

A primary knowledge about Goethite vs Opal 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. Goethite exhibits Adamantine luster. Opal, on other hand, exhibits Pearly and Vitreous luster.