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Ludlamite Vs Grandidierite


Grandidierite Vs Ludlamite


Astrology

Origin
USA  
Madagascar  

Color
Green, Colorless, Greenish, White  
Green  

Streak
Greenish, White  
White  

For which Rashi?
-  
-  

Planet
-  
-  

Element of Planets
-  
-  

Energy
-  
-  

How to Wear?
  
  

Finger
-  
-  

Ring Metal
-  
-  

Deities
-  
-  

Not to wear with
-  
-  

Powers
-  
-  

Birthstone
  
  

Planetary
-  
-  

Talisman
-  
-  

Physical Properties

Tenacity
-  
-  

Solubility
-  
-  

Durability
-  
-  

Specific Gravity
3.1-3.2  
2.85-3.00  

Fracture
-  
Uneven  

Cleavage
Vitreous, pearly on cleavage  
Perfect  

Mohs Hardness
3-4  
7.5  

Chemical Composition
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references  
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.  

Optical Properties

Luster
Vitreous, Pearly  
Vitreous, Pearly  

Pleochroism
-  
visible  

Dispersion
0.02  
99+
0.04  
36

Transparency
-  
-  

Refractive Index
1.653-1.693  
1.578-1.639  

Optic Character
-  
-  

Crystal System
monoclinic  
Orthorhombic  

Birefringence
0.038-0.044  
0.037-0.039  

Clarity
TransparentUlrich Henn and Claudio C. Milisenda  
-  

Benefits

Physical
  
  

Neurological
Aids in mental clarity and focus  
Enhances mental clarity and focus  

Cardiovascular
-  
-  

Respiratory
Good  
-  

Reproductive
-  
-  

Digestive
Supports digestive health  
-  

Psychology
Harmony  
Wisdom  

Healing
Emotional healing  
Physical healing  

Qualities Associated
Emotional Healing  
Harmony  

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Ludlamite Vs Grandidierite Fracture

Fracture is an important parameter when you compare Ludlamite and Grandidierite Physical Properties. It is necessary to understand the significance of these properties, before you compare Ludlamite Vs Grandidierite 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. Grandidierite fracture is Uneven.

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Ludlamite Vs Grandidierite Luster

A primary knowledge about Ludlamite vs Grandidierite 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. Ludlamite exhibits Vitreous and Pearly luster. Grandidierite, on other hand, exhibits Vitreous and Pearly luster.

Green Gemstones

Green Gemstones


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