Definitions for "Moissanite"
Moissanite is a lab-created stone based on the structure of natural moissanite, which is linked to meteorites. On Mohs’ scale of hardness, moissanite is 95. It has more brilliance, fire and luster than any hard jewel on earth, including diamond. (See Moissanite Facts.) (Note: Sources listed in order of primary and secondary deposits.)
an artificial damond, Lincoln
an artificial diamond, Lincoln