United States, Georgia, 32.75042, -83.500181708/2022Saltpeter, or potassium nitrate, was mined from caves during the eighteenth and nineteenth centuries and used to make gunpowder. Several caves in Georgia, including the Kingston Saltpeter Cave in Bartow County, were excavated for the substance during both the Revolutionary War and the Civil War.Photograph of a small pile of saltpeter on a clear glass plate. Saltpeter, or potassium nitrate, was mined from caves during the eighteenth and nineteenth centuries and used to make gunpowder. Several caves in Georgia, including the Kingston Saltpeter Cave in Bartow County, were excavated for the substance during both the Revolutionary War and the Civil War.image/jpeghttp://www.georgiaencyclopedia.org/articles/geography-environment/saltpeter-miningForms part of: New Georgia Encyclopediahttp://rightsstatements.org/vocab/CNE/1.0/http://www.georgiaencyclopedia.org/articles/geography-environment/saltpeter-miningForms part of: New Georgia EncyclopediaSaltpeterSaltpeter industry--GeorgiaNitratesSaltpeterStillImage