Publications de la Direction de la Physique Du GlobeDepartment of Energy, Mines and Resources., 1971 - Astronomy |
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Page 71
... diabase ' , and pillow lava , Such sequences are probably generated at ' oceanic ' ridges . The peridotite component of ophiolite is a cumulate derived from an ultramafic liquid which crystallized at some depth within the mantle ...
... diabase ' , and pillow lava , Such sequences are probably generated at ' oceanic ' ridges . The peridotite component of ophiolite is a cumulate derived from an ultramafic liquid which crystallized at some depth within the mantle ...
Page 78
... diabase ' units separate the gabbro and spilite components of the ophiolites at Betts Cove ( Church and Stevens , 1970 , 1971 ) Flatwater Pond in the Baie Verte belt , and Blow Me Down Mountain in the Bay of Islands ( F. Graham ...
... diabase ' units separate the gabbro and spilite components of the ophiolites at Betts Cove ( Church and Stevens , 1970 , 1971 ) Flatwater Pond in the Baie Verte belt , and Blow Me Down Mountain in the Bay of Islands ( F. Graham ...
Page 90
... diabase ( Upper Jurassic or Cretaceous ) Franciscan ultramafics ( Upper Jurassic or Cretaceous ) F2 K Karmutsen ( Upper Triassic ) Rock Unit Δο 57 agreement with Cretaceous poles from elsewhere in North America . Saad's group 1 ...
... diabase ( Upper Jurassic or Cretaceous ) Franciscan ultramafics ( Upper Jurassic or Cretaceous ) F2 K Karmutsen ( Upper Triassic ) Rock Unit Δο 57 agreement with Cretaceous poles from elsewhere in North America . Saad's group 1 ...
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Common terms and phrases
ALP PD alpine alpine-type peridotite Amer analysis Appalachians Archean Aumento average basalts basic basins Bay of Islands Bouguer anomaly British Columbia Canada Canadian Shield cent chemical chromite composition constants continental Cordillera crystallization cumulate density diabase dunite Earth Physics Branch Earth Sci emplaced Equation Figure gabbro Geol geological Geophys geophysical granite gravity anomalies Gravity Map greenstone belts igneous intrusions Lake latitude lavas layered lherzolite liquid lithosphere mafic magma magnetometer mantle measure-ratios measurements ment Mesozoic metamorphic Mid-Atlantic Ridge Mineral Muskox Intrusion Newfoundland Noranda observations oceanic crust oceanic lithosphere OL GABB olivine Ontario ophiolite complexes ophiolites Ordovician orogenic paleomagnetic Paleozoic peridotite photo resistors plate pole Precambrian Precambrian greenstone pyroxene Quebec ratio region sample sediments sequence serpentine sills specimen spinel stratiform Surv survey Table tectonic thick tholeiitic tion trends ultramafic rocks unit system upper Paleozoic values variations volcanic rocks western Yellowknife zone