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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 ...
This is a list of saltpeter works in the Tarapacá and Antofagasta regions. The information regarding Saltpeter works on this page is compiled from the data supplied by the National Geospatial-Intelligence Agency, Country Files (GNS). [3] Unique Feature Identifier (UFI) is a number which uniquely identifies a Geoname feature. Same UFI means ...
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. The mineral form is also known as nitratine, nitratite or soda niter. Sodium nitrate is a white deliquescent solid very soluble in water.
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.
Typically the saltpeter would be sent to Lexington, Kentucky to be made into gunpowder. [4]: 93 During the War of 1812, sixty to seventy men were employed to mine the cave of its saltpeter, deemed necessary as British blockades prevented saltpeter shipments from overseas. Many of the workers at the cave were slaves.
The competition between guano and saltpeter sharpened and the state finances worsened, despite the fresh money from the saltpeter export tax. [11]: 93 On 28 May 1875 a Nationalization Law was issued; this stipulated that all the nitrate industry in Peru was to be expropriated and their owners compensated according to a property appraisal.