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Calcium carbonate

Properties
General
Name Calcium carbonate
Chemical formula CaCO3
Appearance White solid
Physical
Formula weight 100.1 amu
Melting point Liquifies under high pressure at 1612 K (1339 °C)
Boiling point decomposes at 1172 K (899 °C)
Density 2.7 ×103 kg/m3
Crystal structure Calcite or aragonite
Solubility 0.0013 g in 100g water
Thermochemistry
ΔfH0liquid -1154 kJ/mol
ΔfH0solid -1207 kJ/mol
S0solid 93 J/mol·K
Safety
Ingestion Low hazard for accidental injestion.
Inhalation Low hazard, may cause problems in the long term.
Skin Low hazard.
Eyes Low hazard.
More info Hazardous Chemical Database (http://ull.chemistry.uakron.edu/erd/chemicals/11/10226)
SI units were used where possible. Unless otherwise stated, standard conditions were used.

Disclaimer and references

Calcium carbonate is a chemical compound, with chemical formula CaCO3.

It is a common substance found as rock in all parts of the world and is the main component of animal bones and teeth.

As rock, it is found in the following states:



All Wikipedia text is available under the terms of the GNU Free Documentation License

 
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