(Berlin, Haude et Spener, 1749). 4to. No wrappers as issued in ""Memoires de L'Academie Royale des Sciences et Belles Lettres"", tome III, pp. 57-78.
First edition. Before investigating the chemical structure of the steatite, Pott gives what is usual in his chemical memoirs, a long survey of its historical appearence in the litterature, hereby citing classical authors but he also describes its occurrences in Greenland, Norway and Sweden. - Partington II:p. 716. - Poggendorff II: p. 510.