шиста angolul

schist [schists]▼(crystalline foliated rock)
noun
[UK: ʃɪst] [US: ˈʃɪst]

shale [shales]▼(sedimentary rock)
noun
[UK: ʃeɪl] [US: ˈʃeɪl]

slate [slates]▼(rock)
noun
[UK: sleɪt] [US: sˈleɪt]