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