Volcanic Lavas Reveal Gold and Precious Metals Leaking from Earth's Core
- Researchers from Göttingen University found evidence that gold and other precious metals leak from Earth's core through volcanic rock in Hawaii.
- This discovery follows the prior understanding that over 99 percent of Earth's gold is trapped in the metallic core beneath 3,000 kilometers of mantle.
- Scientists studied isotopes of ruthenium in volcanic basalt, revealing a distinct core-like signature that confirms material travels up via superheated mantle.
- Lead author Nils Messling stated, "We had literally struck gold!" as their data confirmed ongoing leakage of core metals into Earth's mantle and crust.
- These findings imply the Earth's core is not isolated, suggesting continuous exchange of precious metals that could influence Earth's internal evolution and crustal metal deposits.
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88 Articles
Gold is virtually a renewable raw material – just like many other metals. At least this suggests recent investigations. Because the geological processes obviously continue to promote new deposits to the surface. Among Hawaii's dreamlike beaches is a fascinating secret. While vacationers take the black lava pieces with them as special souvenirs, researchers have discovered something incredible in these inconspicuous stones: the simple basalts car…
A team of researchers found out that in volcanic eruptions, valuable precious metals sometimes come to the surface from the core of the earth.
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