Astrophyllite Vs Apophyllite
Origin
Canada, Russia
India, Canada, Brazil
Color
Brown, Yellow, Greenish, Brownish, Red
Colorless, Reddish, White, pink, Green, Yellow, Violet, Blue, Brown
Streak
Brown, White
White
Specific Gravity
3.2-3.4
2.30-2.50
Cleavage
Perfect on [001] imperfect on [100]
Perfect on (001)
Chemical Composition
(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
Luster
Greasy, Pearly
Vitreous, Pearly
Pleochroism
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow
Dichroic (colorless)
Transparency
Translucent
Transparent, Translucent
Refractive Index
1.678-1.758
1.530-1.543
Optic Character
-
Uniaxial/-
Crystal System
Triclinic
tetragonal
Birefringence
0.050
0.000-0.003
Clarity
Translucent
Transparent
Neurological
Enhances mental clarity and focus
Aids in mental clarity and intuition
Cardiovascular
Supports heart health
-
Respiratory
Excellent
Good
Psychology
Self-Reflection
Spiritual Connection
Healing
Spiritual healing
Emotional healing
Qualities Associated
Self-Reflection
Connection to Spiritual Guides
Astrophyllite Vs Apophyllite Fracture
Fracture is an important parameter when you compare Astrophyllite and Apophyllite Physical Properties. It is necessary to understand the significance of these properties, before you compare Astrophyllite Vs Apophyllite 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. Apophyllite fracture is Uneven.
Astrophyllite Vs Apophyllite Luster
A primary knowledge about Astrophyllite vs Apophyllite 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. Apophyllite, on other hand, exhibits Vitreous and Pearly luster.