lyncūrĭon or -ĭum, ii, n., = λυγκούριον,
a hard, transparent gem, which, according to the opinion of the ancients, was formed of lynxes’ urine; prob. the hyacinth or tourmaline , Plin. 8, 38, 57, § 137; 37, 2, 11, § 34; 37, 3, 13, § 52; cf. Ov. M. 15, 413; Sol. 2; Hier. Ep. 94, n. 16.—Called also lyncūrĭus , i, m., Isid. 12, 2, 20; 14, 4, 19; 16, 8, 8 (al. ligurius); and lĭgūrĭus , i, m., Hier. Ep. 64, 16; Vulg. Exod. 28, 19.