schist (sh st)n. Any of various medium-grained to coarse-grained metamorphic rocks composed of laminated, often flaky parallel layers of chiefly micaceous minerals. [French schiste, from Latin (lapis) schistos, fissile (stone), a kind of iron ore, from Greek skhistos, split, divisible, from skhizein, to split; see skei- in Indo-European roots.] schis  tose (shst s), schistous (-t s) adj. |
schist [ʃɪst]
n
(Earth Sciences / Geological Science) any metamorphic rock that can be split into thin layers because its micaceous minerals have become aligned in thin parallel bands
[from French schiste, from Latin lapis schistos stone that may be split, from Greek skhizein to split]
schistose adj
schistosity [ʃɪˈstɒsɪtɪ] n
| schist (shst) A highly foliated, medium-grained metamorphic rock that splits easily into flakes or slabs along well-defined planes of mica. The mineral composition of schist is varied and is often reflected in the name given to the rock. For example, a schist that contains garnet is called a garnet schist. A schist containing chlorite is called a chlorite schist. schistose adjective (sh sts) |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  schist - any metamorphic rock that can be split into thin layersmetamorphic rock - rock altered by pressure and heat |
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