Howlite

Goethite

Howlite Vs Goethite

Howlite

Goethite

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1 Astrology

1.1 Origin

Southern and central Africa

Australia

1.2 Color

Blue, Colorless, White

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

1.3 Streak

White

Brown, Brownish, Yellow

1.4 For which Rashi?

Gemini, Virgo, Gemini, Virgo, Gemini, Virgo

Not Available

1.5 Planet

Moon

Not Available

1.6 Element of Planets

Earth

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

Quan Yin

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

HCl soluble

2.3 Durability

Not Available

2.4 Specific Gravity

2.45-2.584.27-4.29

1 7.18

2.5 Fracture

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

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

2.6 Cleavage

None

Perfect {010}

2.7 Mohs Hardness

3-3.55-5.5

2 10

2.8 Chemical Composition

Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

FeO(OH)Arthur Thomas , Gemstones (2009)

3 Optical Properties

3.1 Luster

Vitreous

Adamantine

3.2 Pleochroism

NilArthur Thomas

VisibleArthur Thomas

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Gemmological Tables (2004) More from other references

Gemstones (2009)

3.5 Refractive Index

1.583-1.6082.26-2.398

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

monoclinic

Orthorhombic

3.8 Birefringence

0.0190.138

0 0.296

3.9 Clarity

Gemmological Tables (2004) More from other references

Gemstones (2009)

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

Howlite Vs Goethite Fracture

Fracture is an important parameter when you compare Howlite and Goethite Physical Properties. It is necessary to understand the significance of these properties, before you compare Howlite Vs Goethite 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 Howlite is Brittle, Conchoidal, Gemstones (2009), Gemstones (2009), UnevenArthur Thomas and UnevenArthur Thomas. Goethite fracture is (e.g. fractured metals)., (e.g. fractured metals)., Gemstones (2009), torn surfaces, torn surfaces, Uneven and Uneven.

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Howlite Vs Goethite Luster

A primary knowledge about Howlite vs Goethite 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. Howlite exhibits Vitreous luster. Goethite, on other hand, exhibits Adamantine luster.