Ludlamite Vs Astrophyllite
Origin
USA
Canada, Russia
Color
Green, Colorless, Greenish, White
Brown, Yellow, Greenish, Brownish, Red
Streak
Greenish, White
Brown, White
Specific Gravity
3.1-3.2
3.2-3.4
Cleavage
Vitreous, pearly on cleavage
Perfect on [001] imperfect on [100]
Chemical Composition
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael 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, Pearly
Greasy, Pearly
Pleochroism
-
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow
Transparency
-
Translucent
Refractive Index
1.653-1.693
1.678-1.758
Crystal System
monoclinic
Triclinic
Birefringence
0.038-0.044
0.050
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent
Neurological
Aids in mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Good
Excellent
Digestive
Supports digestive health
-
Psychology
Harmony
Self-Reflection
Healing
Emotional healing
Spiritual healing
Qualities Associated
Emotional Healing
Self-Reflection
Ludlamite Vs Astrophyllite Fracture
Fracture is an important parameter when you compare Ludlamite and Astrophyllite Physical Properties. It is necessary to understand the significance of these properties, before you compare Ludlamite 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. Astrophyllite fracture is Uneven.
Ludlamite Vs Astrophyllite Luster
A primary knowledge about Ludlamite 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. Ludlamite exhibits Vitreous and Pearly luster. Astrophyllite, on other hand, exhibits Greasy and Pearly luster.