Origin
USA, Southern and central Africa
Canada, Brazil, Kenya, Tanzania, Madagascar, Burma, Afghanistan
Color
Violet, Red, White, Reddish
Violet, White, gray, Brown, pink, Yellow
Specific Gravity
3.19
2.58-2.74
Fracture
Uneven
ConchoidalWalter Schumann, Splintery
Cleavage
{???} Distinct
{100} Distinct, {110} Distinct
Chemical Composition
Mn2+5(PO 4) 2(PO 3OH) 2 · 4H 2O)Michael OâDonoghue , Gems, Sixth Edition (2006)
Na 4Al 3Si 9O 24Cl to Ca 4Al 6Si 6O 24(CO 3,SO 4)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous, Greasy
-
Pleochroism
Colorless yellow to pale rose reddish yellow to reddish brown.Anthony et al
-
Transparency
Transparent
-
Refractive Index
1.647-1.667
1.540-1.579
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
tetragonal
Birefringence
0.012
0.006-0.037
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Psychology
Compassion
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Emotional Healing
Problem Solving & Creativity
Hureaulite Vs Scapolite Fracture
Fracture is an important parameter when you compare Hureaulite and Scapolite Physical Properties. It is necessary to understand the significance of these properties, before you compare Hureaulite Vs Scapolite 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 Hureaulite is Uneven. Scapolite fracture is ConchoidalWalter Schumann and Splintery.
Hureaulite Vs Scapolite Luster
A primary knowledge about Hureaulite vs Scapolite 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. Hureaulite exhibits Vitreous and Greasy luster.