Definition of siltstone in English:

siltstone

Syllabification: silt·stone
Pronunciation: /ˈsiltˌstōn
 
/

noun

Geology
  • Fine-grained sedimentary rock consisting of consolidated silt.
    More example sentences
    • Reddish-brown siltstone and fine-grained sandstone of the Organ Rock Tongue form the lower slopes of the hill and part of the nearly vertical wall above the lower slopes.
    • Permian shale, sandstone, siltstone, limestone, sands, marls, and dolostones were deposited by sea-level fluctuations.
    • The upper Gotham Member also comprises thinly interbedded mudstone, siltstone, and fine-grained calcareous sandstone.

More definitions of siltstone

Definition of siltstone in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day coloratura
Pronunciation: ˌkələrəˈto͝orə
noun
elaborate ornamentation of a vocal melody