TitleIllustrated London News 1862 vol.40 page 233DescriptionBrief report from Dr J. Smith of Sydney stating that certain boiling springs in New Zealand, were found to have a chemical composition very similar to Icelandic springs, containing high levels of salt, silica, and various minerals. Objects placed in the water become petrified, and nearby plants are partially mineralised Year1862Volume40Page Number233FormatNewspaper article