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Petalite
Petalite

Agate
Agate



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Petalite
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Agate

Petalite Vs Agate

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1 Astrology
1.1 Origin
Canada, USA, Brazil, Italy, Mozambique, Zimbabwe, Russia, Burma, Australia
Brazil
1.2 Color
Colorless, gray, Yellow, White
Yellow, Red, White, White, Colorless, Blue, Red, Green, Yellow, pink, Black, Blue, Brown
1.3 Streak
Colorless
White
1.4 For which Rashi?
Not Available
Gemini
1.5 Planet
Not Available
Not Available
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
Bragi
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Courage, Love, Healing, 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
Brittle
Not Available
2.2 Solubility
insoluble
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.402.60-2.64
Amber
1 7.18
2.5 Fracture
Subconchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal
Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)
2.6 Cleavage
Perfect on {001}, poor on {201} with 38.5° angle between the two
Indiscernible
2.7 Mohs Hardness
6-6.56.5-7
Amber
2 10
2.8 Chemical Composition
LiAlSi 4O 10Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
SiO2
3 Optical Properties
3.1 Luster
Vitreous, Pearly
Vitreous
3.2 Pleochroism
AbsentWalter Schumann
Absent
3.3 Dispersion
0.01None
Fluorite
0.007 1
3.4 Transparency
Gemmological Tables (2004) More from other references
Translucent
3.5 Refractive Index
1.502-1.5231.530-1.543
Agate Opal
1 3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
monoclinic
Trigonal
3.8 Birefringence
0.012-0.0160.004
Achroite
0 0.296
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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

Petalite Vs Agate Fracture

Fracture is an important parameter when you compare Petalite and Agate Physical Properties. It is necessary to understand the significance of these properties, before you compare Petalite Vs Agate 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 Petalite is Brittle, Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references and Subconchoidal. Agate fracture is Conchoidal, Gemstones of the world (2001) and UnevenWalter Schumann.

Petalite Vs Agate Luster

A primary knowledge about Petalite vs Agate 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. Petalite exhibits Pearly and Vitreous luster. Agate, on other hand, exhibits Vitreous luster.