Origin
USA
Ethiopia, Afghanistan, China, Australia, Origins: Brazil (major source); also found in USA, Germany, France, UK, Finland, Norway, Sweden, Namibia, Zaire, China and Australia.
Color
Green, Colorless, Greenish, White
Brown, Green, White, Colorless, Yellow, Blue, gray, pink, Greenish
Streak
Greenish, White
White
Specific Gravity
3.1-3.2
2.98-3.10
Fracture
-
Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal
Cleavage
Vitreous, pearly on cleavage
[100] Perfect, [110] Good, [011] Distinct
Chemical Composition
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Luster
Vitreous, Pearly
Vitreous, Pearly
Pleochroism
-
weak to none
Refractive Index
1.653-1.693
1.578-1.646
Optic Character
-
Biaxial/+
Crystal System
monoclinic
Triclinic
Birefringence
0.038-0.044
0.020-0.030
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
Aids in mental clarity and focus
Enhances mental clarity and focus
Respiratory
Good
Excellent
Reproductive
-
Supports reproductive health
Digestive
Supports digestive health
-
Healing
Emotional healing
Emotional healing
Qualities Associated
Emotional Healing
Peace
Ludlamite Vs Amblygonite Fracture
Fracture is an important parameter when you compare Ludlamite and Amblygonite Physical Properties. It is necessary to understand the significance of these properties, before you compare Ludlamite Vs Amblygonite 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. Amblygonite fracture is Sub-Conchoidal, Irregular/uneven, Uneven and Conchoidal.
Ludlamite Vs Amblygonite Luster
A primary knowledge about Ludlamite vs Amblygonite 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. Amblygonite, on other hand, exhibits Vitreous and Pearly luster.