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Povondraite
Povondraite

Tourmaline
Tourmaline



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Povondraite
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Tourmaline

Povondraite Vs Tourmaline

1 Astrology
1.1 Origin
Not Available
Brazil, Madagascar, Zambia, Sri Lanka, Burma, Russia, USA, Afghanistan
1.2 Color
Brownish, Black
Green, Blue, Yellow, Red, Brown, White, Colorless, Blue, Red, Green, Yellow, pink
1.3 Streak
Brown
White
1.4 For which Rashi?
Not Available
Libra
1.5 Planet
Not Available
Venus, Mars
1.6 Element of Planets
Not Available
Water
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
Projective
1.9 Deities
Not Available
Venus
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Love, Courage
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
3.262.85-3.35
Amber
1 7.18
2.5 Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
2.6 Cleavage
None
Indistinct
2.7 Mohs Hardness
Not Available7-7.5
Amber
2 10
2.8 Chemical Composition
NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
3 Optical Properties
3.1 Luster
Resinous
Vitreous
3.2 Pleochroism
Strong: yellow-brown
typically moderate to strong
3.3 Dispersion
NA0.02
Fluorite
0.007 1
3.4 Transparency
Translucent
Transparent, Translucent, Transparent to opaque
3.5 Refractive Index
Not Available1.614-1.666
Agate Opal
1 3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Not Available
Trigonal
3.8 Birefringence
Not Available0.014-0.040
Achroite
0 0.296
3.9 Clarity
Translucent
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

Povondraite Vs Tourmaline Fracture

Fracture is an important parameter when you compare Povondraite and Tourmaline Physical Properties. It is necessary to understand the significance of these properties, before you compare Povondraite Vs Tourmaline 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 Povondraite is ConchoidalAnthony et al, Handbook of mineralogy (2001), Uneven and Uneven. Tourmaline fracture is Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Uneven.

Povondraite Vs Tourmaline Luster

A primary knowledge about Povondraite vs Tourmaline 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. Povondraite exhibits Resinous luster. Tourmaline, on other hand, exhibits Vitreous luster.