Follow Slashdot stories on Twitter


Forgot your password?
Slashdot Deals: Deal of the Day - 6 month subscription of Pandora One at 46% off. ×
Earth Space Science

Icelandic Rocks Suggest Meteorites Brought Gold To Earth 82

sciencehabit writes "Gold, platinum, and other precioius metals were sucked into Earth's molten iron core soon after our planet formed. So where did all of the material for our fancy jewelry come from? According to high-precision measurements of two isotopes, or atomic variants, of tungsten in 4-billion-old rocks from Greenland published online today in Nature [the abstract adds a bit more; the full version is paywalled, though], precious-metal-bearing meteorites struck Earth around this time, coating the planet in a veneer containing gold, platinum, and other elements long after their native counterparts had disappeared into the planet's core."
This discussion has been archived. No new comments can be posted.

Icelandic Rocks Suggest Meteorites Brought Gold To Earth

Comments Filter:

In practice, failures in system development, like unemployment in Russia, happens a lot despite official propaganda to the contrary. -- Paul Licker