"Pyrites" Quotes from Famous Books
 ... the mystery of man himself, these physical worlds of mystery are but as a radix of infinity. Chemistry is in this view mysterious and spinosistically sublime—that it is the science of the latent in all things, of all things as lurking in all. Within the lifeless flint, within the silent pyrites, slumbers an agony of potential combustion. Iron is imprisoned in blood. With cold water (as every child is now-a-days aware) you may lash a fluid into angry ebullitions of heat; with hot water, as with the rod of Amram's son, you may freeze a fluid down to the ...
— Blackwood's Edinburgh Magazine, Volume 56, Number 348 • Various
... of iron or green vitriol,) a bright green mineral substance, formed by the decomposition of a peculiar ore of iron called pyrites, which is a sulphuret of iron. It is first in the form of a greenish-white powder or crust, which is dissolved in water, and beautiful green crystals of copperas are obtained by evaporation. It is principally used in dyeing and in making ...
— The American Woman's Home • Catherine E. Beecher and Harriet Beecher Stowe
... to Birt that in certain formations, however, gold is associated with iron pyrites, and when the mineral is properly roasted, this process serving to expel the sulphur, the fine particles of gold are found held in the resulting oxide of iron. But the variety of the mineral discovered ...
— Down the Ravine • Charles Egbert Craddock (real name: Murfree, Mary Noailles)
... ("Nature requires coaxing "). Agnello's assay necessarily involved the addition of other substances for the purpose of separating the gold; and it has been suggested that the gold produced by him was itself added during this process. There is no good reason for thinking so. Pyrites often contains a minute proportion of gold. Admitting the possibility of trickery in the case of the small specimen submitted to Agnello, it is incredible that the fraud should have been successfully repeated when the two hundred tons ...
— The Great Events by Famous Historians, Vol. 1-20 • Various
... limestones, those of vegetables are humus and clay; and all of these deposits losing their less fixed principles pass into a silicious condition, and end by being reduced to quartz, which is the earthy element in its purest form. The salts, pyrites, and metals only differ from other minerals by the different circumstances under which they were accumulated, in their different proportions, and in their much greater amount of ...
— Lamarck, the Founder of Evolution - His Life and Work • Alpheus Spring Packard
... iron ore, uranium, mercury, pyrites, fluorspar, gypsum, zinc, lead, tungsten, copper, kaolin, ...
— The 2003 CIA World Factbook • United States. Central Intelligence Agency |
