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Definition of Boulder clay
1. Noun. Unstratified soil deposited by a glacier; consists of sand and clay and gravel and boulders mixed together.
Lexicographical Neighbors of Boulder Clay
Literary usage of Boulder clay
Below you will find example usage of this term as found in modern and/or classical literature:
1. Report of the Annual Meeting (1903)
"S. The author has examined microscopically 11- samples of boulder clay from ...
In the boulder clay at Knock Glen, near Belfast, seventy-nine species were ..."
2. The Great Ice Age and Its Relation to the Antiquity of Man by James Geikie (1894)
"Above these deposits comes another mass of unstratified boulder-clay, ... Here and
there, as at Port of Ness, this boulder- clay contains fewer large ..."
3. The Cruise of the Betsey: Or, a Summer Ramble Among the Fossiliferous by Hugh Miller (1858)
"FOE the greater part of a quarter of a century I had been finding organisms in
abundance in the boulder-clay, but never anything organic that unequivocally ..."
4. Science by American Association for the Advancement of Science (1910)
"These occasionally include small intercalations of boulder clay, ... Similar gravels
are found overlying the boulder clay in other parts of England, ..."
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