cobalt Synonyms

co sapphire uranium vermiculite ytterbium zinc zirconium Adriatic Sea astatine atomic number fermium mendelevium nobelium atomic number 27 technetium americium ultramarine turquoise tungsten scandium selenite silica silicate silicon silver sky-blue smalt sodium starlight strontium teal terbium thallium thorium hafnium rhenium radium blue green cyan blue-gray Saxe carbon monoxide fluorspar baby blue Cambridge blue electric blue midnight blue Oxford blue slate blue air force blue