Four Treasures Reference Database
Record No. 16325
Lapis Judaicus or the Jews' stone: the folklore of fossil echinoid spines
Journal Article
Duffin, C.J. (2006) Lapis Judaicus or the Jews' stone: the folklore of fossil echinoid spines. Proceedings of the Geologists’ Association, Vol. 117, pp. 265–275.
RWHL
gems, jade, Fischer-Other, echinoids, spines, Jews' stone, history, medicine