Gahnite Vs Watermelon Tourmaline
Origin
Australia
Brazil, USA
Color
Blue, Green, Greenish, Black
White, Colorless, Blue, Red, Green, Yellow, Violet
Streak
Grey, gray
Not Available
For which Rashi?
Not Available
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Planet
Not Available
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Element of Planets
Not Available
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Energy
Not Available
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Finger
Not Available
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Ring Metal
Not Available
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Deities
Not Available
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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
Not Available
Specific Gravity
4.00-4.62
2.90-3.40
Fracture
Conchoidal, Uneven
Uneven, Conchoidal, Uneven, Irregular, Conchoidal, Management Team (2012)
Cleavage
Indistinct parting on [111]
Not Available
Mohs Hardness
7.5-8
7-7.5
Chemical Composition
ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
Pleochroism
Not Available
Not Available
Transparency
Gemmological Tables (2004) More from other references
TransparentGemdat.org, Management Team (2012)
Refractive Index
1.790-1.818
1.614-1.666
Optic Character
Not Available
Not Available
Crystal System
cubic
Not Available
Birefringence
Not Available
0.014-0.040
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentGemdat.org
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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Gahnite Vs Watermelon Tourmaline Fracture
Fracture is an important parameter when you compare Gahnite and Watermelon Tourmaline Physical Properties. It is necessary to understand the significance of these properties, before you compare Gahnite Vs Watermelon 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 Gahnite is Conchoidal and Uneven. Watermelon Tourmaline fracture is Uneven, Conchoidal, Uneven, Irregular, Conchoidal and Management Team (2012).
Gahnite Vs Watermelon Tourmaline Luster
A primary knowledge about Gahnite vs Watermelon 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. Gahnite exhibits Vitreous luster. Watermelon Tourmaline, on other hand, exhibits Vitreous luster.
