Astrophyllite Vs Sinhalite
Origin
Canada, Russia
Sri Lanka, Burma, USA, Russia
Color
Brown, Yellow, Greenish, Brownish, Red
Yellow, Brown, pink, Colorless
Streak
Brown, White
White
Specific Gravity
3.2-3.4
3.46-3.50
Fracture
Uneven
Conchoidal
Cleavage
Perfect on [001] imperfect on [100]
Perfect
Chemical Composition
(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)
MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Pleochroism
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow
Trichroism: green light brown dark brownHerve Nicolas Lazzarelli
Transparency
Translucent
-
Refractive Index
1.678-1.758
1.665-1.712
Crystal System
Triclinic
Orthorhombic
Birefringence
0.050
0.036-0.042
Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
-
Respiratory
Excellent
Good
Psychology
Self-Reflection
Intuition
Healing
Spiritual healing
Emotional healing
Qualities Associated
Self-Reflection
Emotional Healing
Astrophyllite Vs Sinhalite Fracture
Fracture is an important parameter when you compare Astrophyllite and Sinhalite Physical Properties. It is necessary to understand the significance of these properties, before you compare Astrophyllite Vs Sinhalite 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 Astrophyllite is Uneven. Sinhalite fracture is Conchoidal.
Astrophyllite Vs Sinhalite Luster
A primary knowledge about Astrophyllite vs Sinhalite 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. Astrophyllite exhibits Greasy and Pearly luster.