Astrophyllite Vs Dioptase
Origin
Canada, Russia
Kazakhstan
Color
Brown, Yellow, Greenish, Brownish, Red
Green, Blue
Streak
Brown, White
Green
Specific Gravity
3.2-3.4
3.25-3.35
Fracture
Uneven
Conchoidal, ConchoidalWalter Schumann
Cleavage
Perfect on [001] imperfect on [100]
Perfect in three directions
Chemical Composition
(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)
CuSiO 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Greasy, Pearly
Vitreous
Pleochroism
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow
Weak; dark emerald green
Transparency
Translucent
TranslucentHerve Nicolas Lazzarelli
Refractive Index
1.678-1.758
1.644-1.720
Crystal System
Triclinic
Trigonal
Birefringence
0.050
0.051-0.053
Clarity
Translucent
TranslucentHerve Nicolas Lazzarelli
Neurological
Enhances mental clarity and focus
Aids in mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Excellent
Excellent
Psychology
Self-Reflection
Emotional Healing
Healing
Spiritual healing
Emotional healing
Qualities Associated
Self-Reflection
Emotional Healing
Astrophyllite Vs Dioptase Fracture
Fracture is an important parameter when you compare Astrophyllite and Dioptase Physical Properties. It is necessary to understand the significance of these properties, before you compare Astrophyllite Vs Dioptase 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. Dioptase fracture is Conchoidal and ConchoidalWalter Schumann.
Astrophyllite Vs Dioptase Luster
A primary knowledge about Astrophyllite vs Dioptase 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. Dioptase, on other hand, exhibits Vitreous luster.