Magnesium carbonate
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| Chemical formula | MgCO3 |
|---|---|
| Molar Mass(g/mol) | 84.3 |
| Density(g/cc) | 2.958 |
| Melting Point(°C) | 350(decomp) |
| Solubility in water(g/L) | 0.139 |
| NFPA 704 |  0
1
0
|
| Thermal decomposition of Magnesium Carbonate | |
| unk | pentahydrate
unk°C trihydrate |
| 157 | trihydrate
157°C dihydrate |
| 179 | dihydrate
179°C anhydrous |
| 540 | anhydrous
540°C Magnesium oxide |
Magnesium carbonate is a close analogue of calcium carbonate
Uses
Justification Questioned
Other
- Feedstock for magnesium oxide, and thence to most magnesium compounds.
Natural Occurrence
Magnesium carbonate occurs naturally as the mineral Magnesite