pipe clay

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Related to Catlinite: pipeclay

pipe clay

[′pīp ‚klā]
(geology)
A mass of fine clay, usually lens-shaped, which forms the surface of bedrock and upon which often rests the gravel of old river beds.
References in periodicals archive ?
Looking at the Oklahoma plains, "He could not remember having seen earth of that color; it was red: earlier a flat brick red, now deeper, like that particular conte crayon that is red and brown, like old blood, at the same time--or catlinite, the color of his father's name" (Catlin Setmaunt) (63).
10,200 Great Lakes Calumet Pipe Stem with Catlinite Pipe Bowl From the Collection of Jim Ritchie (1938-2015), Toledo, Ohio.
When Set sees the red earth of Oklahoma, he spontaneously refers to it as catlinite, the color of his father's name" (p.
He holds a woollen trade cloth blanket, pipe with T-shaped catlinite bowl, and a beaded and quilled pipe bag.
In turn, these red tubular glass trade beads had late prehistoric-early protohistoric indigenous analogues in beads of similar size and shape manufactured from catlinite (red pipestone) found in the upper Great Lakes, and in contemporary, locally manufactured, red slate imitations.
Many later versions were made from Catlinite, a reddish sedimentary rock that is easier to work with than igneous rock and was used heavily by Native people for the manufacture of pipes bowls.
Waanatan's catlinite pipe bowl is of the typical 'T' shape, in the Plains Indian style, carved with raised rings at the three ends and surrounding the junction of bowl and shaft.
The smoking pipes illustrated are of various kinds, mainly made of catlinite, made for commercial sale or trade.