Showing posts with label gold. Show all posts
Showing posts with label gold. Show all posts

Saturday, 22 December 2012

Termites: So Rich Their Nests Are Made Of Gold


(ISNS) -- Termites are unearthing gold in Australia, and scientists suggest their nests could reveal where miners might strike it rich.

Mineral resources currently account for roughly one-third of Australia's exports. One promising site for gold down under is the Moolart Well deposit in the Western Australian Goldfields region, but gold remains difficult to find there even after nearly 150 years of mining.

"The problem that we face in mining exploration is that a layer of eroded material is covering the gold, effectively hiding it," said researcher Aaron Stewart, an entomologist at Australia's Commonwealth Scientific and Industrial Research Organization.

Wednesday, 10 October 2012

Researchers Discover Bacteria That Produces Pure Gold


The gold you see in the photo above was not found in a river or a mine. It was produced by a bacteria that, according to researchers at Michigan State University, can survive in extreme toxic environments and create 24-karat gold nuggets. Pure gold.
Maybe this critter can save us all from the global economic crisis?
Of course not—but at least it can make Kazem Kashefi—assistant professor of microbiology and molecular genetics—and Adam Brown—associate professor of electronic art and intermedia—a bit rich, if only for the show they have put together.
Kashefi and Brown are the ones who have created this compact laboratory that uses the bacteria Cupriavidus metallidurans to turn gold chlroride—a toxic chemical liquid you can find in nature—into 99.9% pure gold.

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