Phosphosiderite Vs Achroite
Origin
USA
Afghanistan, Sri Lanka
Color
Red, Reddish, Violet, Blue, Green, Colorless, pink
Colorless, Blue
Streak
White
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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Finger
Not Available
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Ring Metal
Not Available
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Energy
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Deities
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Not to wear with
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Powers
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Planetary
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Talisman
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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
2.74-2.76
2.90-3.40
Fracture
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Uneven
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
Cleavage
{010} Perfect, {001} Distinct
Not Available
Mohs Hardness
3.5-4
7-7.5
Chemical Composition
Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
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.
Luster
Vitreous
Not Available
Pleochroism
Pale rose-red carmine-red colorlessAnthony et al
Not Available
Transparency
Transparent
Transparent, Translucent
Refractive Index
1.692-1.739
1.614-1.666
Optic Character
Not Available
Not Available
Crystal System
Not Available
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Birefringence
0.240
0.014-0.040
Clarity
Transparent
Transparent
Neurological
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Cardiovascular
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Respiratory
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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
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Phosphosiderite Vs Achroite Fracture
Fracture is an important parameter when you compare Phosphosiderite and Achroite Physical Properties. It is necessary to understand the significance of these properties, before you compare Phosphosiderite Vs Achroite 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 Phosphosiderite is Handbook of mineralogy (2001), Handbook of mineralogy (2001), Uneven, UnevenAnthony et al and UnevenAnthony et al. Achroite fracture is ConchoidalWalter Schumann, Gemstones of the world (2001), Uneven and Uneven.
Phosphosiderite Vs Achroite Luster
A primary knowledge about Phosphosiderite vs Achroite 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. Phosphosiderite exhibits Vitreous luster.