Stichting Vluchteling · Tearfund Netherlands ·

Seismic anomalies are recognized by mapping variations in wave pace as seismic waves travel by way of Earth. Stable isotope ratios of the elements strontium, neodymium, hafnium, lead, and osmium show large variations relative to MORB, which is attributed to the mixing of at least three mantle components: HIMU with a excessive proportion of radiogenic […]