Saltpeter Minerals
Name and composition - Niter / nitrate of potash; potassium nitrate: KNO3.
Physical Properties - Occurs as white, colourless, blue or yellow coloured, soft acicular crystals with saline and cooling taste. Hardness is 2.0 and sp.gr. is 2.08 to 2.11.
Mode of Occurrence - It occurs in nature as a mineral.
Uses - It is used in explosives (gun powder), fertilizers, soaps, matches, fire works, glass, medicine etc.
Mineral based Industries – Cottage level industries like gun powder, matches and fire works.
Industrial Prospects – Cottage level industries like gun powder, matches and fire works.
Physical Properties
Hardness
Sp. gr.
Melting point
Boiling point
Density
Sp. gr.
Melting point
Boiling point
Density
2.0
2.08 to 2.11
334 °C
400 °C
2.109 g/cm3
2.08 to 2.11
334 °C
400 °C
2.109 g/cm3
Chemical Properties
Molecular Weight
Molecular formula
Solubility in water
Odor
Molecular formula
Solubility in water
Odor
101.1032 g/mol
KNO3
133 g/l (0 °C)
Odorless
KNO3
133 g/l (0 °C)
Odorless
Indian Minerals
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Saltpeter
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