Origin
Ethiopia, Afghanistan, China, Australia, Origins: Brazil (major source); also found in USA, Germany, France, UK, Finland, Norway, Sweden, Namibia, Zaire, China and Australia.
Mexico
Color
Brown, Green, White, Colorless, Yellow, Blue, gray, pink, Greenish
Colorless, Blue, Violet, White, Brown, rose, gray
Specific Gravity
2.98-3.10
2.90-2.98
Fracture
Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal
Conchoidal
Cleavage
[100] Perfect, [110] Good, [011] Distinct
Rare tabular and prismatic crystals. Usually occurs as fibrous, parallel veins that break off into cleavage fragments.
Chemical Composition
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
CaSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Luster
Vitreous, Pearly
Pearly, Greasy
Pleochroism
weak to none
For violet varieties
Transparency
-
Transparent
Refractive Index
1.578-1.646
1.570-1.614
Optic Character
Biaxial/+
-
Crystal System
Triclinic
Orthorhombic
Birefringence
0.020-0.030
0.042-0.044
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Excellent
Good
Reproductive
Supports reproductive health
-
Psychology
Peace
Calmness
Healing
Emotional healing
Emotional healing
Qualities Associated
Peace
Acceptance
Amblygonite Vs Anhydrite Fracture
Fracture is an important parameter when you compare Amblygonite and Anhydrite Physical Properties. It is necessary to understand the significance of these properties, before you compare Amblygonite Vs Anhydrite 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 Amblygonite is Sub-Conchoidal, Irregular/uneven, Uneven and Conchoidal. Anhydrite fracture is Conchoidal.
Amblygonite Vs Anhydrite Luster
A primary knowledge about Amblygonite vs Anhydrite 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. Amblygonite exhibits Vitreous and Pearly luster. Anhydrite, on other hand, exhibits Pearly and Greasy luster.