Astrophyllite Vs Lazulite
Origin
Canada, Russia
Brazil, Southern and central Africa
Color
Brown, Yellow, Greenish, Brownish, Red
Blue, Green, Black
Streak
Brown, White
White
For which Rashi?
-
Gemini, Sagittarius
Specific Gravity
3.2-3.4
3.04-3.17
Cleavage
Perfect on [001] imperfect on [100]
{001} Indistinct, {???} Indistinct
Chemical Composition
(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
Pleochroism
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli
Transparency
Translucent
Transparent, Translucent
Refractive Index
1.678-1.758
1.604-1.646
Crystal System
Triclinic
monoclinic
Birefringence
0.050
0.031-0.036
Clarity
Translucent
Transparent
Neurological
Enhances mental clarity and focus
Balances digestive system and reduces bloating
Cardiovascular
Supports heart health
-
Respiratory
Excellent
Excellent
Digestive
-
Supports digestive health
Psychology
Self-Reflection
Clarity
Healing
Spiritual healing
Emotional healing
Qualities Associated
Self-Reflection
Psychic Abilities
Astrophyllite Vs Lazulite Fracture
Fracture is an important parameter when you compare Astrophyllite and Lazulite Physical Properties. It is necessary to understand the significance of these properties, before you compare Astrophyllite Vs Lazulite 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. Lazulite fracture is Uneven.
Astrophyllite Vs Lazulite Luster
A primary knowledge about Astrophyllite vs Lazulite 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.