Trona

Trona
Mineralogical name	Trona, Tronite
Chemical name	Trisodium hydrogen dicarbonate
Trivial name
Chemical formula	Na3H(CO3)2•2H2O
Other forms
Crystal system	monoclinic
Crystal structure
Deliquescence humidity 20°C
Solubility (g/l) at 20°C
Density (g/cm³)	2,13 g/cm³
Molar volume
Molar weight	226,03 g/mol
Transparency	translucent
Cleavage	perfect to indistinct
Crystal habit
Twinning
Phase transition
Chemical behavior
Comments
Crystal Optics
Refractive Indices	nx = 1,412 ny= 1,492 nz = 1,54
Birefringence	Δ = 0,128
Optical Orientation	biaxial neagtive
Pleochroism
Dispersion
Used Literature
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A phase is a physically distinctive form of matter and is characterized by having relatively uniform chemical and physical properties.