Sedimentary Rocks

Some articles on rocks, sedimentary rocks, rock, sedimentary:

Benoît De Maillet - The Argument
... but did not always understand, all the major types of rocks forming the Earth's crust ... the observation of fossilized shells embedded in sedimentary rocks on mountains high above sea level, de Maillet recognized the true nature of fossils ... covered with sediment and became secondary rocks laid down on the sides of primitive mountains ...
Laurentia - Interior Platform
... In the United States, the craton bedrock is covered with sedimentary rocks of the interior platform except in northern Minnesota, Wisconsin, the Adirondacks of New York and the Upper Peninsula of ... The sequence of rocks varies from approximately 1,000 to in excess of 6,100 metres (3,500–20,000 ft) in thickness ... The cratonic rocks are metamorphic and igneous, while the overlying sedimentary rocks are composed mostly of limestones, sandstones, and shales ...
Mudrock
... are a class of fine grained siliciclastic sedimentary rocks ... At first sight the rock types look quite similar however, there are important differences in composition and nomenclature ... are the least understood, and one of the most understudied sedimentary rocks to date It is difficult to study mudrock constituents, due to their diminutive size and susceptibility to weathering on ...
Palmgrove National Park - Description - Flora and Fauna
... harpophylla - Eucalyptus cambageana open forest to woodland on fine-grained sedimentary rocks Semi-evergreen vine thicket on fine grained sedimentary rocks Acacia harpophylla and/or Casuarina cristata open forest on ...
Sierran Arc - Geology
... At the same time, older sedimentary materials and rocks were subjected to regional metamorphism throughout much of Southern California ... In the region today, granitic rocks of Mesozic age dominate the bedrock exposed in the Peninsular Ranges, western Transverse Range, the southern Sierra Nevada, and the ... In addition, thick sequences (accumulations) of Mesozoic-age sedimentary rocks, mostly marine shales and sandstone of Jurassic and Cretaceous age, are locally preserved along the western side of the ...

Famous quotes containing the word rocks:

    However patriarchal the world, at home the child knows that his mother is the source of all power. The hand that rocks the cradle rules his world. . . . The son never forgets that he owes his life to his mother, not just the creation of it but the maintenance of it, and that he owes her a debt he cannot conceivably repay, but which she may call in at any time.
    Frank Pittman (20th century)