Howlite

Labradorite

Howlite Vs Labradorite

Howlite

Labradorite

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1 Astrology

1.1 Origin

Southern and central Africa

Canada, USA, Mexico, Madagascar, Australia, Not Available, Finland, India, Russia, Yellow, blue, Orange

1.2 Color

Blue, Colorless, White

Violet, Colorless, gray, White, Green

1.3 Streak

White

1.4 For which Rashi?

Gemini, Virgo, Gemini, Virgo, Gemini, Virgo

Aquarius

1.5 Planet

Moon

Not Available

1.6 Element of Planets

Earth

Water

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

Isis

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

Protection, Psychic Power

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

2.45-2.582.69-2.72

1 7.18

2.5 Fracture

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

Uneven, Conchoidal, Gems, Sixth Edition (2006)

2.6 Cleavage

None

Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}

2.7 Mohs Hardness

3-3.56-6.5

2 10

2.8 Chemical Composition

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

(Na,Ca)_1-2Si_3-2O₈

3 Optical Properties

3.1 Luster

Vitreous

Vitreous, Pearly

3.2 Pleochroism

NilArthur Thomas

From the Congo

3.3 Dispersion

NA0.01

0.007 1

3.4 Transparency

Gemmological Tables (2004) More from other references

Transparent, Translucent, Transparent to translucent

3.5 Refractive Index

1.583-1.6081.554-1.573

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

monoclinic

Triclinic

3.8 Birefringence

0.0190.008-0.010

0 0.296

3.9 Clarity

Gemmological Tables (2004) More from other references

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

Howlite Vs Labradorite Fracture

Fracture is an important parameter when you compare Howlite and Labradorite Physical Properties. It is necessary to understand the significance of these properties, before you compare Howlite Vs Labradorite 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. Labradorite fracture is Conchoidal, Gems, Sixth Edition (2006) and Uneven.

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Howlite Vs Labradorite Luster

A primary knowledge about Howlite vs Labradorite 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. Labradorite, on other hand, exhibits Pearly and Vitreous luster.