Labradorite

Howlite

Labradorite Vs Howlite

Labradorite

Howlite

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1 Astrology

1.1 Origin

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

Southern and central Africa

1.2 Color

Violet, Colorless, gray, White, Green

Blue, Colorless, White

1.3 Streak

White

1.4 For which Rashi?

Aquarius

Gemini, Virgo, Gemini, Virgo, Gemini, Virgo

1.5 Planet

Not Available

Moon

1.6 Element of Planets

Water

Earth

1.7 Energy

Not Available

1.8 How to Wear?

1.8.1 Finger

Not Available

1.8.2 Ring Metal

Not Available

1.9 Deities

Isis

Quan Yin

1.10 Not to wear with

Not Available

1.11 Powers

Protection, Psychic Power

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

2.3 Durability

Not Available

2.4 Specific Gravity

2.69-2.722.45-2.58

1 7.18

2.5 Fracture

Uneven, Conchoidal, Gems, Sixth Edition (2006)

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

2.6 Cleavage

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

None

2.7 Mohs Hardness

6-6.53-3.5

2 10

2.8 Chemical Composition

(Na,Ca)_1-2Si_3-2O₈

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

3 Optical Properties

3.1 Luster

Vitreous, Pearly

Vitreous

3.2 Pleochroism

From the Congo

NilArthur Thomas

3.3 Dispersion

0.01NA

0.007 1

3.4 Transparency

Transparent, Translucent, Transparent to translucent

Gemmological Tables (2004) More from other references

3.5 Refractive Index

1.554-1.5731.583-1.608

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Triclinic

monoclinic

3.8 Birefringence

0.008-0.0100.019

0 0.296

3.9 Clarity

Transparent

Gemmological Tables (2004) 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

Labradorite Vs Howlite Fracture

Fracture is an important parameter when you compare Labradorite and Howlite Physical Properties. It is necessary to understand the significance of these properties, before you compare Labradorite Vs Howlite 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 Labradorite is Uneven, Conchoidal, Gems and Sixth Edition (2006). Howlite fracture is UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle and Conchoidal.

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Labradorite Vs Howlite Luster

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