Natural Indian Minerals
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 -

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
2.0
2.08 to 2.11
334 °C
400 °C
2.109 g/cm3
Chemical Properties
Molecular Weight
Molecular formula
Solubility in water
Odor
101.1032 g/mol
KNO3
133 g/l (0 °C)
Odorless
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