Howlite

Tanzanite

Howlite Vs Tanzanite

Howlite

Tanzanite

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1 Astrology

1.1 Origin

Southern and central Africa

Tanzania, Yellow, green, Yellow, green

1.2 Color

Blue, Colorless, White

Blue

1.3 Streak

White

White, Colorless

1.4 For which Rashi?

Gemini, Virgo, Gemini, Virgo, Gemini, Virgo

Sagittarius, Pisces, Virgo, Sagittarius, Pisces, Virgo, Sagittarius, Pisces, Virgo

1.5 Planet

Moon

Not Available

1.6 Element of Planets

Earth

Air, Water, Earth

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Not Available

Receptive, Projective

1.9 Deities

Quan Yin

Goddess

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

Love, Healing

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

Hard

2.4 Specific Gravity

2.45-2.583.35

1 7.18

2.5 Fracture

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

Uneven, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

2.6 Cleavage

None

Perfect {010}, imperfect {100}

2.7 Mohs Hardness

3-3.56.5-7

2 10

2.8 Chemical Composition

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

Ca₂Al₃(SiO₄)₃(OH)

3 Optical Properties

3.1 Luster

Vitreous

3.2 Pleochroism

NilArthur Thomas

Present

3.3 Dispersion

NA0.03

0.007 1

3.4 Transparency

Gemmological Tables (2004) More from other references

Transparent, Translucent, Transparent to translucent

3.5 Refractive Index

1.583-1.6081.685-1.707

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

monoclinic

Orthorhombic

3.8 Birefringence

0.0190.006-0.018

0 0.296

3.9 Clarity

Gemmological Tables (2004) More from other references

TransparentUlrich Henn and Claudio C. Milisenda

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 Tanzanite Fracture

Fracture is an important parameter when you compare Howlite and Tanzanite Physical Properties. It is necessary to understand the significance of these properties, before you compare Howlite Vs Tanzanite 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. Tanzanite fracture is Conchoidal, Gemstones of the world (2001), Uneven and UnevenWalter Schumann.

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Howlite Vs Tanzanite Luster

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