An elementary guide to determinative mineralogy microform. For the use of the practical mineralogist and prospector, and for instruction in schools and academies, based upon the method of Wiesbach`s "Tabellen zur Bestimung der Mineralien," applied chie Воспроизведено в оригинальной авторской орфографии издания 1880 года (издательство "Chicago : S.J. Wheeler").