Calcite

Calcite
Mineralogical name	Calcite
Chemical name	Calcium carbonate
Trivial name	Calc spar
Chemical formula	CaCO3
Other forms	CaCO3•H2O CaCO3•6H2O
Crystal system	{{{Crystal_System}}}
Crystal structure	{{{Crystal_Structure}}}
Deliquescence humidity 20°C
Solubility (g/l) at 20°C
Density (g/cm³)	2,72 g/cm3
Molar volume	100,09 g/mol
Molar weight
Transparency	transparent to opaque
Cleavage	perfect
Crystal habit
Twinning
Phase transition
Chemical behavior
Comments
Crystal Optics
Refractive Indices	no = 1,658 ne = 1,486
Birefringence	Δ = 0,172
Optical Orientation	negative
Pleochroism
Dispersion
Used Literature
{{{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.