hemimorphite
hem i mor phite |ˌheməˈmôrfīt ˈhɛməˌmɔrfaɪt | ▶noun a mineral consisting of hydrated zinc silicate, typically occurring as flat white prisms.
hemimorphite |ˌhɛmɪˈmɔːfʌɪt | ▶noun [ mass noun ] a mineral consisting of hydrated zinc silicate, typically occurring as flat white prisms.