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  2. Saltpetre works - Wikipedia

    en.wikipedia.org/wiki/Saltpetre_works

    The two scientists discovered that saltpeter formed inside the walls of the caves of the doline, under certain conditions of humidity and temperature. [9] Prior to the discovery, nitraries were widespread all over the Kingdom of Naples. Manure was collected by the government and used to make saltpeter, which was a key ingredient for gunpowder ...

  3. Potassium nitrate - Wikipedia

    en.wikipedia.org/wiki/Potassium_nitrate

    The nitrates are extracted from soil with water and then purified into saltpeter by adding wood ash. The process was discovered in the early 15th century and was very widely used until the Chilean mineral deposits were found. [26] The Confederate side of the American Civil War had a significant shortage of saltpeter.

  4. Humberstone and Santa Laura Saltpeter Works - Wikipedia

    en.wikipedia.org/wiki/Humberstone_and_Santa...

    Humberstone and Santa Laura Saltpeter Works are two former saltpeter refineries located in northern Chile.They were declared a UNESCO World Heritage Site in 2005, as a testament to the historical importance of saltpeter mining in Chile and the culture and social agenda that developed around it in the late 19th century.

  5. List of saltpeter works in Tarapacá and Antofagasta - Wikipedia

    en.wikipedia.org/wiki/List_of_Saltpeter_works_in...

    The use of Nitratine or Chilean Saltpeter once an important source of nitrates for fertilizer and other chemical uses including gunpowder and fireworks.. The commencement of the export of nitrates to the Europe and the US in the 1830s marked the most important milestone in the history of the nitrate industry and brought consequences for the economies of the three countries sharing the Atacama ...

  6. Great Saltpetre Cave - Wikipedia

    en.wikipedia.org/wiki/Great_Saltpetre_Cave

    During the War of 1812, it served as an important source of saltpeter, a vital component of gunpowder Also known as black powder. The cave was listed on the National Register of Historic Places in 2013, and is within the boundary of the Daniel Boone National Forest. Other names include Kincaid's Cave and The Great Cave on Crooked Creek. [1]

  7. Sodium nitrate - Wikipedia

    en.wikipedia.org/wiki/Sodium_nitrate

    Sodium nitrate is the chemical compound with the formula Na N O 3.This alkali metal nitrate salt is also known as Chile saltpeter (large deposits of which were historically mined in Chile) [4] [5] to distinguish it from ordinary saltpeter, potassium nitrate.

  8. Niter - Wikipedia

    en.wikipedia.org/wiki/Niter

    Niter or nitre [5] is the mineral form of potassium nitrate, KNO 3.It is a soft, white, highly soluble mineral found primarily in arid climates or cave deposits. Historically, the term niter was not well differentiated from natron, both of which have been very vaguely defined but generally refer to compounds of sodium or potassium joined with carbonate or nitrate ions.

  9. Grassy Cove - Wikipedia

    en.wikipedia.org/wiki/Grassy_Cove

    William Kelly mined saltpeter in Grassy cove Saltpeter Cave in 1812, according to a manuscript written by Richard Green Waterhouse. [10] According to a local legend, the body of a Confederate soldier (in full uniform) was found in a petrified state in one of the caves shortly after the war. When no one claimed the body, it was buried in the ...