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Lithium Sulfide - Li₂S

Classification: Sulfide
Atomic numbers: 3 & 16
Atomic weight: 45.94
Melting point (C): 450 est.
Boiling point (C):
Density (g/cm3): 1.66
Refractive index (n=):
Hardness (Mosh-scratch): 2-3
Crystal structure: Isometric-normal: Yellowish
Color (solid): Cubic: (001)
Cleavage: Cubic: (001)