Angrite Sahara 99555

Sahara 99555 (Angrite), found 1999, Sahara desert

A fragment with two cuts

Weight : 2.07g  Size : 10 X 10 x 9 mm

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The latest ultra precise measurement techniques have been used to obtain lead isotope ages for two examples of a rare type of meteorite, called basaltic angrites. These differentiated meteorites are from parent bodies that were once molten and had solidified as a metal core and silicate mantle. Their absolute age is about 4.6 billion years, only a million years younger than the currently accepted minimum age of the Solar System...

Joel Baker, Martin Bizzarro, Nadine Wittig, James Connelly and Henning Haack

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