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Siltstone vs Shale - What's the difference?

siltstone | shale |

As nouns the difference between siltstone and shale

is that siltstone is a sedimentary rock whose composition is intermediate in grain size between the coarser sandstone and the finer mudstone while shale is a shell or husk; a cod or pod.

As a verb shale is

to take off the shell or coat of.

siltstone

English

Noun

(wikipedia siltstone) (siltstones)
  • A sedimentary rock whose composition is intermediate in grain size between the coarser sandstone and the finer mudstone.

    • shale

    English

    (wikipedia shale)

    Noun

    (en noun)
  • A shell or husk; a cod or pod.
  • * Chapman
    • the green shales of a bean
  • (geology) A fine-grained sedimentary rock of a thin, laminated, and often friable, structure.
  • * {{quote-news, year=2007, date=March 23, author=Patricia Leigh Brown, title=The Window Box Gets Some Tough Competition, work=New York Times citation
    • , passage=As on all large green roofs, the soil is not dirt exactly but a gravel-like growing medium of granulated pumice, shales , clays and other minerals.}}

    Derived terms

    * shaley * * shaly

    Verb

    (shal)
  • To take off the shell or coat of.

    • Synonyms

    * shell

    Anagrams

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