The New Encyclopædia Britannica, Volume 16Encyclopaedia Britannica, 1981 - Encyclopedias and dictionaries |
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Page 121
... crust and mantle and the total volume of crust involved , the thick- ness of the mantle layer that would be required to yield the various elements of the crust by differentiation can be calculated . Table 3 gives this thickness for some ...
... crust and mantle and the total volume of crust involved , the thick- ness of the mantle layer that would be required to yield the various elements of the crust by differentiation can be calculated . Table 3 gives this thickness for some ...
Page 122
... crust may have been more basic ( basaltic ) in com- position . The crust later became divided : ( 1 ) into areas in which regional metamorphism , granitization , and rock deforma- tion occurred , and ( 2 ) into areas in which such phe ...
... crust may have been more basic ( basaltic ) in com- position . The crust later became divided : ( 1 ) into areas in which regional metamorphism , granitization , and rock deforma- tion occurred , and ( 2 ) into areas in which such phe ...
Page 1090
... crust stripped severely weathered allitic to ferralitic crust , may have perceptible TiO , content weathered bedrock HILLSIDE , VALLEY WALL SCARPFOOT HIGHER TERRACE LOWER TERRACE FLOODPLAIN crust wasting crust stripped crust wasting | crust ...
... crust stripped severely weathered allitic to ferralitic crust , may have perceptible TiO , content weathered bedrock HILLSIDE , VALLEY WALL SCARPFOOT HIGHER TERRACE LOWER TERRACE FLOODPLAIN crust wasting crust stripped crust wasting | crust ...
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19th century Africa American animals areas became bee-eaters cells centimetres central centre century Church collagen conifers connective tissue conodonts conservation conservatism constitution continental continental drift copper Coraciiformes coral cosmic rays countries court covenant Cretaceous Crete cricket crime criminal Cro-Magnon crocodiles Crusade cultural deposits disease early Earth economic effect energy England Europe federal forest fossil France French function genera geosynclines groups hoopoes hornbills illus important industrial Iráklion island King known land later Le Corbusier legislation major ment metres minerals modern natural North Nyssaceae occur ocean Ordovician organized original Parliament particles party percent period plants political pollution population problems protection reefs region result River rock Roman Saladin sediments social South Soviet species structure theory tion town trade traditional trees tropical trouvères Union United usually western