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Lapis lazuli
Lapis lazuli

Chalcedony
Chalcedony



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Lapis lazuli
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Chalcedony

Lapis lazuli Vs Chalcedony

1 Astrology
1.1 Origin
Afghanistan
Zimbabwe
1.2 Color
Violet, Blue, White
Violet, White, gray, Blue, Brown, Black
1.3 Streak
Blue
White
1.4 For which Rashi?
Sagittarius
Cancer, Sagittarius, Cancer, Sagittarius, Cancer, Sagittarius
1.5 Planet
Venus
Moon
1.6 Element of Planets
Water
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
Receptive
Receptive
1.9 Deities
Venus
Goddess Whope
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Protection, Courage
Protection
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
Soluble
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.50-3.002.55-2.70
Amber
1 7.18
2.5 Fracture
Uneven-Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann
2.6 Cleavage
3,6
Absent
2.7 Mohs Hardness
5.56.5-7
Amber
2 10
2.8 Chemical Composition
The chief constituent Lapis Lazuli is Lazurite, with the following chemical formula: (Na,Ca)8Al6Si6O24(S,SO)4
SiO2
3 Optical Properties
3.1 Luster
Vitreous, Greasy
Vitreous
3.2 Pleochroism
AbsentWalter Schumann
AbsentWalter Schumann
3.3 Dispersion
NoneNone
Fluorite
0.007 1
3.4 Transparency
Opaque
Translucent, Translucent to opaque
3.5 Refractive Index
1.500-1.6701.530-1.543
Agate Opal
1 3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Trigonal
Trigonal
3.8 Birefringence
Not Available0.003-0.009
Achroite
0 0.296
3.9 Clarity
Gemstones of the world (2001)
Translucent
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

Lapis lazuli Vs Chalcedony Fracture

Fracture is an important parameter when you compare Lapis lazuli and Chalcedony Physical Properties. It is necessary to understand the significance of these properties, before you compare Lapis lazuli Vs Chalcedony 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 Lapis lazuli is ConchoidalWalter Schumann, Gemstones of the world (2001) and Uneven-Conchoidal. Chalcedony fracture is Conchoidal, Conchoidal, Splintery, Splintery, Uneven, Uneven and UnevenWalter Schumann.

Lapis lazuli Vs Chalcedony Luster

A primary knowledge about Lapis lazuli vs Chalcedony 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. Lapis lazuli exhibits Greasy and Vitreous luster. Chalcedony, on other hand, exhibits Vitreous luster.