Staurolite

Howlite

Staurolite Vs Howlite

Staurolite

Howlite

Add ⊕

1 Astrology

1.1 Origin

Switzerland

Southern and central Africa

1.2 Color

Brown, Brownish, Yellow, Black, Reddish

Blue, Colorless, White

1.3 Streak

White, gray

White

1.4 For which Rashi?

Not Available

Gemini, Virgo, Gemini, Virgo, Gemini, Virgo

1.5 Planet

Not Available

Moon

1.6 Element of Planets

Not Available

Earth

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

Not Available

Quan Yin

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

Brittle

Not Available

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

3.7-3.82.45-2.58

1 7.18

2.5 Fracture

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

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

2.6 Cleavage

Distinct on {010}

None

2.7 Mohs Hardness

7-7.53-3.5

2 10

2.8 Chemical Composition

(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.

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

3 Optical Properties

3.1 Luster

Resinous

Vitreous

3.2 Pleochroism

X = colorless; Y = pale yellow; Z = golden yellow

NilArthur Thomas

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Blue Chart Gem Identification (2010) More from other references

Gemmological Tables (2004) More from other references

3.5 Refractive Index

1.736-1.7621.583-1.608

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

monoclinic

3.8 Birefringence

0.009-0.0150.019

0 0.296

3.9 Clarity

Blue Chart Gem Identification (2010) More from other references

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

Staurolite Vs Howlite Fracture

Fracture is an important parameter when you compare Staurolite and Howlite Physical Properties. It is necessary to understand the significance of these properties, before you compare Staurolite 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 Staurolite is Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Subconchoidal. Howlite fracture is Brittle, Conchoidal, Gemstones (2009), Gemstones (2009), UnevenArthur Thomas and UnevenArthur Thomas.

Compare Brown Gemstones

Staurolite Vs Verdelite

Staurolite Vs Tourmaline

Staurolite Vs Triplite

Staurolite Vs Howlite Luster

A primary knowledge about Staurolite 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. Staurolite exhibits Resinous luster. Howlite, on other hand, exhibits Vitreous luster.