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Howlite
Howlite

Star Sapphire
Star Sapphire



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Howlite
X
Star Sapphire

Howlite Vs Star Sapphire

1 Astrology
1.1 Origin
Southern and central Africa
Southern and central Africa
1.2 Color
Blue, Colorless, White
Yellow, Green, Blue, Violet
1.3 Streak
White
Not Available
1.4 For which Rashi?
Gemini, Virgo, Gemini, Virgo, Gemini, Virgo
Not Available
1.5 Planet
Moon
Not Available
1.6 Element of Planets
Earth
Not Available
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
Not Available
Not Available
1.9 Deities
Quan Yin
Not Available
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Not Available
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
Not Available
Not Available
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.45-2.583.90-4.05
Amber
1 7.18
2.5 Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Not Available
2.6 Cleavage
None
Not Available
2.7 Mohs Hardness
3-3.5Not Available
Amber
2 10
2.8 Chemical Composition
Ca 2B 5SiO 9(OH) 5Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Al 2O 3Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
Vitreous
Not Available
3.2 Pleochroism
NilArthur Thomas
Not Available
3.3 Dispersion
NANA
Fluorite
0.007 1
3.4 Transparency
Gemmological Tables (2004) More from other references
Transparent, Translucent
3.5 Refractive Index
1.583-1.6081.758-1.780
Agate Opal
1 3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
monoclinic
Not Available
3.8 Birefringence
0.0190.007-0.010
Achroite
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
Not Available
4.1.2 Cardiovascular
Not Available
Not Available
4.1.3 Respiratory
Not Available
Not Available
4.1.4 Reproductive
Not Available
Not Available
4.1.5 Digestive
Not Available
Not Available
4.2 Psychology
Not Available
Not Available
4.3 Healing
Not Available
Not Available
4.4 Qualities Associated
Not Available
Not Available

Howlite Vs Star Sapphire Fracture

Fracture is an important parameter when you compare Howlite and Star Sapphire Physical Properties. It is necessary to understand the significance of these properties, before you compare Howlite Vs Star Sapphire 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.

Howlite Vs Star Sapphire Luster

A primary knowledge about Howlite vs Star Sapphire 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.