vitrifiable

/ˈvɪtrəˌfaɪəbəl/
adjective
  1. Capable of being turned into glass or a glass-like substance by heating.
    • Not all rocks are vitrifiable; some simply burn or crumble under high heat.
    • The potter used a vitrifiable glaze that would harden into a shiny coating in the kiln.
    • Certain types of sand are vitrifiable and can be melted to make window glass.
Antonyms