[272]. Plinii, “Historia Naturalis,” lib. xxxvi, cap. 38.
[273]. “Lithica,” lines 636 sqq.
[274]. Avicennæ, “Liber canonis,” Basileæ, 1556.
[275]. Aldrovandi, “Museum metallicum,” Bononiæ, 1648, p. 965.
[276]. Monardes, “Delle cose che vengono portate dall’Indie Occidentali,” Venetia, 1575, Bk. II, chap. XIV, p. 46.
[277]. T’ang Jung-tso, “Yü-shuo” (a discourse on jade), trans. by Stephen W. Bushell; Investigations and Studies in Jade, The Bishop Collection, New York, 1900, pp. 329, 330.
[278]. Jacobi Wolff, “Curiosus amuletorum scrutator,” Francofurti et Lipsiæ, 1692, pp. 218, 219; citing principally, Bartholini, “De lapide nephritico.”
[279]. Axel Garboe, “Kulturhistoriske Studier over Ædelstene, med særligt Henblik paa det 17. Aarhundrede,” Kobenhavn og Kristiania, 1915, pp. 204, 205; citing Caspar Bertholini, “De lapide nephritico opusculum,” 1628.
[280]. Johannes de Laet, “De gemmis et lapidibus libri duo,” Lugduni Batavorum [1647], p. 84.
[281]. “Sammlung von Natur und Medicin-wie auch hierzu gehörigen Kunst- und Litaratur-Geschichten,” Breslau, 1726, p. 262.