This pattern, called oscillatory zoning, indicates that incorporation of these elements into the zircon occurred during its igneous history, in magma. The problem is that iron ... Hydrothermal systems ...
Subsequent satellite observations then found that these titanium-rich volcanic rocks were primarily located on the moon's nearside, but how and why they ended up there has remained a mystery – until ...
The land was restricted to small volcanic islands which have since eroded away ... "We tracked a specific set of trace elements that aren't affected by alteration and pristinely preserve signatures ...
One of the world’s biggest cruise ship companies has settled another multimillion-dollar civil lawsuit taken by a family whose lives were shattered in the ...