onyx Synonyms

completely black topaz swart sunstone stygian steatite starless spinelle sooty sombre sloe slate schorl sardonyx sard tourmaline turquois black as a skillet black as midnight black as pitch pitch-dark pitchy dark as night inklike black as thunder black as the ace of spades black as night black as Newgate's knocker black as coal black as a dog's guts melanoid zircon sabled sable ruby diamond dark cornelian coal-black charcoal chalcedony carbuncle bloodstone blacks black beryl atramentous atramental amethyst ebon ebony