Mineral - Phillipsite-(K)
Phillipsite-(K)
Chemical Properties
Mineral Class
Silicates
Toxicity
none
Formula
(K,Na,Ca₀,5,Ba₀,5)⁴⁻₇[Al⁴⁻₇Si¹²⁻₉O₃₂] , 12H₂O
Unit Cell
Physical Properties
Hardness
4 - 4.5
Streak
white
Density
Normal (2-3,5)
Cleavage
Fracture
Tenacity
Optical Properties
Color
whiteredyellow
Birefringence
Luster
Vitreous
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
monoclinic
Point Group
Space Group
Habit
spherical, tabular
Formation
hydrothermal, Sedimentär
Paragenesis
Twinning
Rarity
Common
Synonyms
Phillipsite-(K)