Sugilite Vs Astrophyllite
Origin
Canada, Southern and central Africa, Italy, Australia, India
Canada, Russia
Color
Violet, Brownish, Yellow, Reddish, Pale pink
Brown, Yellow, Greenish, Brownish, Red
Streak
White
Brown, White
Planet
Mercury, Jupiter
-
Element of Planets
Water
-
Specific Gravity
2.69-2.79
3.2-3.4
Fracture
Conchoidal
Uneven
Cleavage
Poor on {0001}
Perfect on [001] imperfect on [100]
Chemical Composition
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael 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)
Luster
Vitreous
Greasy, Pearly
Pleochroism
Weak
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow
Transparency
Translucent
Translucent
Refractive Index
1.607-1.612
1.678-1.758
Crystal System
Hexagonal
Triclinic
Birefringence
0.003
0.050
Clarity
Translucent
Translucent
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Excellent
Excellent
Psychology
Spirituality
Self-Reflection
Healing
Emotional healing
Spiritual healing
Qualities Associated
Spiritual Protection
Self-Reflection
Sugilite Vs Astrophyllite Fracture
Fracture is an important parameter when you compare Sugilite and Astrophyllite Physical Properties. It is necessary to understand the significance of these properties, before you compare Sugilite 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 Sugilite is Conchoidal. Astrophyllite fracture is Uneven.
Sugilite Vs Astrophyllite Luster
A primary knowledge about Sugilite 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. Sugilite exhibits Vitreous luster. Astrophyllite, on other hand, exhibits Greasy and Pearly luster.