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Saltpeter Mine Ruins in Mammoth Cave. The process involved burial of excrements (human or animal) in the fields prepared for that purpose beside the nitraries, watering them and waiting until the leaching process did its job; after a certain time, operators gathered the saltpeter that "came out" to the ground surface by efflorescence.
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 Confederate side of the American Civil War had a significant shortage of saltpeter. As a result, the Nitre and Mining Bureau was set up to encourage local production, including by nitre beds and by providing excrement to government nitraries. On November 13, 1862, the government advertised in the Charleston Daily Courier for 20 or 30 "able ...
Saltpeter mining continued on occasion across the War of 1812, and the American Civil War. Sauta Cave was one of the largest saltpeter mines operated during the Civil War. Approximately 60 enslaved men were put to work mining the cave during the war for the benefit of the Confederate Ordnance Bureau.
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 ...
Fentress County was the site of several saltpeter mines. Saltpeter is the main ingredient of gunpowder and was obtained by leaching the earth from local caves. The largest mine was in York Cave, near the Wolf River Post Office. At one time, twenty-five large leaching vats were in operation in this cave.
The Peruvian nitrate monopoly [A] was a state-owned enterprise over the mining and sale of saltpeter (sodium nitrate) [nota 1] created by the government of Peru in 1875 and operated by the Peruvian Nitrate Company. [2]