kɹəvˈæs tʃˈænəlz ɑːɹ ɪfˈɛmɚɹəl, ænd ðɛɹ dᵻpˈɑːzɪts kˈɑːmənli ʃˈoʊ tɚɹˈɛstɹɪəl ɔːɹ dˌɛsɪkˈeɪʃən fˈiːtʃɚz nˌɪɹ ðə tˈɑːp sˈʌtʃ ɐz mˈʌdkɹæks ɔːɹ ɹˈuːts.
Crevasse channels are ephemeral, and their deposits commonly show terrestrial or desiccation features near the top such as mudcracks or roots.