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Alexandrite
Alexandrite

Topaz
Topaz



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Alexandrite
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Topaz

Alexandrite Vs Topaz

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1 Astrology
1.1 Origin
Russia, Brazil, Tanzania, Madagascar, Zambia, Sri Lanka, Burma, India, Color: color change, from bluish green (daylight) to purple, red or brown (incandescent light), Hardness: 8, Refractive index: 1.74 1.77, Density: 3.68 3.80, Chemical composition: BeAl2O4, Crystal structure: orthorhombic, Origins: Russia, Brazil, Tanzania, Madagascar, Zambia, Sri Lanka, Burma
Brazil, Madagascar, Russia, USA, Mexico, Pakistan, brown, Yellow, Orange, Brazil, Sri Lanka, Pakistan, Russia, brown, Yellow, Orange, Brazil, Sri Lanka, Pakistan, Russia
1.2 Color
Green
Yellow, Blue, Green, Red, White, Colorless, Blue, Red, Green, Yellow, pink, Brown
1.3 Streak
Not Available
White
1.4 For which Rashi?
Scorpio
Sagittarius
1.5 Planet
Venus
Sun
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
Projective, Receptive
Projective
1.9 Deities
Not Available
Ra
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Love
Healing, Love, Money
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
3.69-3.813.49-3.57
Amber
1 7.18
2.5 Fracture
Not Available
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle
2.6 Cleavage
1,1 ; 3,2.
[001] Perfect
2.7 Mohs Hardness
8.58
Amber
2 10
2.8 Chemical Composition
BeAl 2 O 4
Al2SiO4(F,OH)2
3 Optical Properties
3.1 Luster
Vitreous
Vitreous
3.2 Pleochroism
Not Available
Weak
3.3 Dispersion
NA0.01
Fluorite
0.007 1
3.4 Transparency
Transparent, Transparent to nearly opaque
Transparent
3.5 Refractive Index
1.739-1.7701.606-1.644
Agate Opal
1 3.25
3.6 Optic Character
Biaxial/+
Not Available
3.7 Crystal System
Orthorhombic
Orthorhombic
3.8 Birefringence
0.007-0.0100.008-0.011
Achroite
0 0.296
3.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
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

Alexandrite Vs Topaz Fracture

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

Alexandrite Vs Topaz Luster

A primary knowledge about Alexandrite vs Topaz 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. Alexandrite exhibits Vitreous luster. Topaz, on other hand, exhibits Vitreous luster.