Howlite Vs Vesuvianite Idocrase
Origin
Southern and central Africa
Canada, USA, Southern and central Africa
Color
Blue, Colorless, White
Green
Streak
White
Not Available
For which Rashi?
Gemini, Virgo, Gemini, Virgo, Gemini, Virgo
Not Available
Planet
Moon
Not Available
Element of Planets
Earth
Not Available
Finger
Not Available
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Ring Metal
Not Available
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Energy
Not Available
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Deities
Quan Yin
Not Available
Not to wear with
Not Available
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Powers
Not Available
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Planetary
Not Available
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Talisman
Not Available
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Tenacity
Not Available
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Solubility
Not Available
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Durability
Not Available
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Specific Gravity
2.45-2.58
3.25-3.50
Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Uneven, Uneven, Gemstones of the world (2001) More from other references
Cleavage
None
Not Available
Mohs Hardness
3-3.5
Not Available
Chemical Composition
Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca 10Mg 2Al 4(SiO 4) 5(Si 2O 7) 2(OH) 4Ulrich Henn and Claudio C.
Luster
Vitreous
Not Available
Pleochroism
NilArthur Thomas
Not Available
Transparency
Gemmological Tables (2004) More from other references
Transparent
Refractive Index
1.583-1.608
1.700-1.725
Optic Character
Not Available
Uniaxial/-
Crystal System
monoclinic
Not Available
Birefringence
0.019
0.002-0.012
Clarity
Gemmological Tables (2004) More from other references
Transparent
Neurological
Not Available
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Cardiovascular
Not Available
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Respiratory
Not Available
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Reproductive
Not Available
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Digestive
Not Available
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Psychology
Not Available
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Healing
Not Available
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Qualities Associated
Not Available
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Howlite Vs Vesuvianite Idocrase Fracture
Fracture is an important parameter when you compare Howlite and Vesuvianite Idocrase Physical Properties. It is necessary to understand the significance of these properties, before you compare Howlite Vs Vesuvianite Idocrase 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. Vesuvianite Idocrase fracture is Gemstones of the world (2001) More from other references, Uneven and Uneven.
Howlite Vs Vesuvianite Idocrase Luster
A primary knowledge about Howlite vs Vesuvianite Idocrase 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.