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Chambers, William
(Encyclopedia) Chambers, William, 1800–1883, and Robert Chambers, 1802–71, Scottish authors and publishers. Their firm of W. and R. Chambers is best known for Chambers's Edinburgh Journal, which…Dolomieu, Déodat Guy Silvain Tancrède Gratet de
(Encyclopedia) Dolomieu, Déodat Guy Silvain Tancrède Gratet deDolomieu, Déodat Guy Silvain Tancrède Gratet dedāôdäˈ gē sēlvăNˈ täNkrĕdˈ grätāˈ də dôlômyöˈ [key], 1750–1801, French geologist. He…spring, in geology
(Encyclopedia) spring, in geology, natural flow of water from the ground or from rocks, representing an outlet for the water that has accumulated in permeable rock strata underground. Some of the…joint, in geology
(Encyclopedia) joint, in geology, fracture in rocks along which no appreciable movement has occurred (see fault). Nearly vertical, or sheet, joints that result from shrinkage during cooling are…mesa, in geology
(Encyclopedia) mesamesamāˈsə [key] [Span.,=table], name given in the SW United States to a small, isolated tableland or a flat-topped hill. Two or more of the sides are steep and usually…butte, in geology
(Encyclopedia) butte, an isolated hill with steep sides and a flat top, resulting from the more rapid erosion of the surrounding areas. Buttes are characteristic of the plains of the W United States…boulder, in geology
(Encyclopedia) boulder, large rock fragment formed by detachment from its parent consolidated rock by weathering and erosion. In engineering and geology, especially in the United States, the term is…Geology of the Grand Canyon: The Temples And Towers Of The Virgen.
THE VERMILION CLIFFS.THE PERMIAN.THE TEMPLES AND TOWERS OF THE VIRGEN.At our feet the surface drops down by cliff and talus 1,200 feet upon a broad and rugged plain cut by narrow cañons. The…Geology of the Grand Canyon: Chapter Iii. The Terraces.
CHAPTER II. GEOGRAPHY OF THE G...CHAPTER IV. THE GREAT DENUDATION.CHAPTER III. THE TERRACES.In describing those subdivisions of the Grand Cañon district which are of greatest moment to the…Geology of the Grand Canyon: Base Levels Of Erosion.
BASE LEVELS OF EROSION.In his popular narrative of Explorations of the Colorado River, Powell has employed the above term to give precision to an idea which is of much importance in physical…