Near Asbestos, he recognized that the peridotite, chromite-beating dunite, pyroxenite, gabbro, diabase
, porphyrite, hornblende granite, and aplite are all parts of a thick sill.
dikes appear in the same outcrops of Espasante where the analyzed submarine volcanic rocks were taken.
1998, Paleomagnetism and U-Pb geochronology of diabase
dyke swarms of Minto block, Superior Province, Quebec, Canada: Canadian Journal of Earth Sciences, v.
Circuit design was based on diabase
ore at a specific pinion-power of 6.
1986, A U-Pb age for mineralized Nipissing Diabase
, Gowganda, Ontario; Canadian Journal of Earth, v.
209 to 203 Ma) were reported for the lamprophyre and alkaline olivine diabase
dykes that occur in the area (Reynolds et al.
45 Ga Matachewan events [#1b] whose radiating diabase
dyke swarms locate two plume centres about 800 km apart, and imply rifting of the southeast margin of Laurentia at this time.
1934) Die an Diabase
gebundenen Nickelvorkommen in Nassau.
K-Ar isochron age and paleomagnetism of diabase
along the trans-Avalon aeromagnetic lineament--evidence of Late Triassic rifting in Newfoundland.
Its tough diabase
material in the smaller size fractions is particularly well received in the German market, which accounts for about 50% of annual sales.
Hole YD-07-40C, targeted to fill in the gap between the Upper and Lower Boundary zones, intersected a barren diabase
dyke at the target interval.
The continental environment features the massive intrusions of the midcontinental rift system, such as the Duluth gabbroic complex and associated intrusions, the Nipissing diabase
, the huge Muskox Coppermine Mackenzie intrusive event and the Franklin intrusives in the Arctic.