What does «zafirino» mean in Spanish?

Having the blue color of sapphire, resembling sapphire or consisting of sapphire.

Examples of use in Spanish: "el alba fue dando al cielo un tinte zafirino".

"hermoso color cerúleo zafirino".

"Tended las velas cándidas, redondas Sobre ese terso, zafirino mar", Colección de poesías, José Joaquín Borda - 1862.
Blue chalcedony, a very translucent agate, with a uniform and pale light blue color. It is found in cubic crystals.