dˈɪfɹənt fɹˈiːzɪŋ mˈɛkənˌɪzəmz ɹɪzˈʌlt ɪn vˈɪʒuːəli ænd stɹˈʌktʃɚɹəli dɪstˈɪŋkt tˈaɪps ʌv pəɹˈɛnɪəl kˈeɪv ˈaɪs.
Different freezing mechanisms result in visually and structurally distinct types of perennial cave ice.