Sentences with phrase «between rock samples»

Here, University of Delaware researcher Jessica Warren measures the distance between rock samples collected from a peridotite shear zone.

A group of former and current Arizona State University researchers say chemical differences found between rocks samples at volcanic hotspots around the world can be explained by a model of mantle dynamics that involves plumes, upwellings of abnormally hot rock within the Earth's mantle, that originate in the lower mantle and physically interact with chemically distinct piles of material.

Not exact matches

The Curiosity landed in Mars» Gale Crater in 2012 and was able to dig out rock samples more than a dozen times between 2013 and 2016 when the drill mechanism stopped working.

Earth's interior conditions are so extreme that mimicking them, whether with molten globes or with rock samples crushed between tiny diamonds, may not be possible for many years.

«From now on, continues Castelltort, we know that by calculating the ratio between 13C and 12C sampled in similar slope deposits close to continents, we can have an indication of the sea level, which means it's possible to better predict the distribution of sedimentary rocks in our subsurface.»

Their analysis showed a 3 - to 4 - ppm (parts per million) difference between the oxygen isotopic concentrations of the lunar rocks and the terrestrial basalts, but no significant difference between the lunar samples and terrestrial olivine, a common mineral in Earth's subsurface.

The sampled rocks are between 3.8 and 4.3 billion years old.

Given that the seismic signature of this material is essentially the same as crustal igneous rocks, there is no way of telling - other than to drill and sample everything between the seabed and the top few hundred metres of unadulterated mantle.

Sample fresh seafood from the Indian Ocean in Creole style at The Nest, perfectly located on the rock peninsula between the two Anse Kerlan beaches.

The paper found no correlation between the locations of near - surface water samples showing traces of deep - rock brine and gas wells.