The New Encyclopædia Britannica in 30 Volumes: Macropædia : Knowledge in Depth. - 19 Bd, Volumes 1-19Encyclopædia Britannica, 1974 |
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Page 925
... rocks many kilometres in thickness . They rest on the structural behaviour of the Earth when a new system a basement of older crystalline rocks , parts of which are of mobile belts and rigid blocks superseded the system at least ...
... rocks many kilometres in thickness . They rest on the structural behaviour of the Earth when a new system a basement of older crystalline rocks , parts of which are of mobile belts and rigid blocks superseded the system at least ...
Page 928
... rock was deformed or was intruded by igneous rocks . In Proterozoic structures were very much more extensive this way , a chronology of isolated geological events has than the limited Archeozoic greenstone belts . To a large been built ...
... rock was deformed or was intruded by igneous rocks . In Proterozoic structures were very much more extensive this way , a chronology of isolated geological events has than the limited Archeozoic greenstone belts . To a large been built ...
Page 934
... rocks available for Geological extensions of the Baltic and Canadian shields , are exam- study do not provide a continuous record of Precambrian signifiples . It follows from the wide distribution of the three time . They suffice to ...
... rocks available for Geological extensions of the Baltic and Canadian shields , are exam- study do not provide a continuous record of Precambrian signifiples . It follows from the wide distribution of the three time . They suffice to ...
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