Origin
Spain, Brazil, USA, Sri Lanka, Burma, Origins: Spain, Burma. Discovered in Andalusia (Spain)
Southern and central Africa
Color
Brown, pink, Violet, Yellow, Green, White, gray, Colorless, Red
White, Colorless, Blue, Red, Green, Yellow, Violet
Specific Gravity
3.05-3.21
3.25-3.40
Fracture
Uneven, Subconchoidal, Splintery
-
Cleavage
Good on {110}, poor on {100}
None
Chemical Composition
Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
hydrogrossular Massive vein s of opaque Grossular Garnet that resembles Jade . It is white to light green in color, and may be colored in a white, green, and pink combination. Hydrogrossular is often regarded as a variety of Grossular, but it is scientifi
Luster
Vitreous, Greasy
-
Pleochroism
strongly trichroic
-
Transparency
Transparent, Translucent
Translucent
Refractive Index
1.627-1.650
1.680-1.712
Crystal System
Orthorhombic
-
Birefringence
0.009-0.010
-9999
Clarity
Transparent
Translucent
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Excellent
Good
Digestive
-
Improves digestion and metabolism
Psychology
Perception
Empathy
Healing
Physical healing
Emotional healing
Qualities Associated
Self-Realization
Abundance
Andalusite Vs Hydrogrossular Fracture
Fracture is an important parameter when you compare Andalusite and Hydrogrossular Physical Properties. It is necessary to understand the significance of these properties, before you compare Andalusite Vs Hydrogrossular 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 Andalusite is Uneven, Subconchoidal and Splintery.
Andalusite Vs Hydrogrossular Luster
A primary knowledge about Andalusite vs Hydrogrossular 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. Andalusite exhibits Vitreous and Greasy luster.