[56] Sardonyx, s. Onyx.
Brockhaus-1911: Sardonyx
Herder-1854: Sardonyx
Lemery-1721: Sardonyx
Lueger-1904: Sarder, Sardonyx
Meyers-1905: Sardonyx
Pierer-1857: Sardōnyx · Indischer Sardŏnyx