psephite
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Psephite (Greek: psephos, "pebble") is either a sediment or sedimentary rock composed of fragments that are coarser than sand and which are enclosed in a matrix that varies in kind and amount. It is equivalent to a rudite. Shingle, gravel, breccia, and especially conglomerate, would all be considered psephites. It is equivalent to the Latin-derived term rudite. Psephite is more commonly used for a metamorphosed rudite.
In the Vinony graph
Within Vinony's link graph, psephite is referenced by 7 other articles, and connects out to Latin, International Standard Book Number and Ancient Greek.
It is catalogued under the topic Sedimentary rocks.
Its subject is documented across 14 Wikipedia language editions.
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- National Encyclopedia of Uzbekistan
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Psephite (Greek: psephos, "pebble") is either a sediment or sedimentary rock composed of fragments that are coarser than sand and which are enclosed in a matrix that varies in kind and amount. It is equivalent to a rudite. Shingle, gravel, breccia, and especially conglomerate, would all be considered psephites. It is equivalent to the Latin-derived term rudite. Psephite is more commonly used for a metamorphosed rudite.
Pettijohn gives the following descriptive terms based on grain size, avoiding the use of terms such as "clay" or "argillaceous", which carry an implication of chemical composition:
Excerpted from Wikipedia’s “psephite” article, available under the CC BY-SA 4.0 licence.