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The first eoliths were collected in Kent by Benjamin Harrison, an English amateur naturalist and archaeologist, in 1885 (though the name "eolith" was not coined until 1892, by J. Allen Browne). Harrison's discoveries were published by Sir Joseph Prestwich in 1891, and eoliths were generally accepted to have been crudely made tools, dating from ...
According to Dolores Piperno, an expert in the field of phytolith analysis, there have been four important stages of phytolith research throughout history. [2] [6]Discovery and exploratory stage (1835–1895): The first report on phytoliths was published by a German botanist named Gustav Adolph Struve [] in 1835.
Barnes found obtuse angles on 72% of eoliths, 75% of natural fractures, and 18% of artifacts and concluded that “The flaked tools of an industry…may be considered to be of human origin if not more than 25% of the angles scar-platform are obtuse (90° and over)” (Barnes 1939:111).
When in 1905 the French paleontologist, paleoanthropologist and geologist Marcellin Boule (1861–1942) published a paper demonstrating that the eoliths were in fact geofacts produced by natural phenomena (freezing, pressure, fire), the argument proposed by De Mortillet fell into disrepute and his definition of the term Anthropopithecus was ...
In lithic analysis, a subdivision of archaeology, a bulb of applied force (also known as a bulb of percussion or simply bulb of force [1]) is a defining characteristic of a lithic flake.
Georges Charles Marius Engerrand (11 August 1877, Libourne, France – 2 September 1961, Mexico City) was a French-Mexican-American geologist and archaeologist. [1] [2]He studied at the University of Bordeaux, earning licentiates in geology (1897) and botany (1898).
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The Norwich Crag Formation is a stratigraphic unit of the British Pleistocene Epoch. It is the second youngest unit of the Crag Group, a sequence of four geological formations spanning the Pliocene to Lower Pleistocene transition in East Anglia.