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Volcanism convicted in Permian die-off.

• Authors : SUMNER, THOMAS (AUTHOR)

Subjects: HISTORY of volcanic eruptions; MASS extinctions; PERMIAN-Triassic boundarySIBERIA (Russia); RUSSIA

• Source: Science News. 9/19/2015, Vol. 188 Issue 6, p10-10. 2/3p. 1 Color Photograph.

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A Tale of Early Earth Told in Zircons.

• Authors : Amelin, Yuri

Subjects: GEOLOGICAL time scales; RADIOACTIVE tracers; SEDIMENTARY rocks

• Source: Science. 12/23/2005, Vol. 310 Issue 5756, p1914-1915. 2p. 1 Black and White Photograph.

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Ancient Earth rock found on the moon.

• Authors : Lovett, Richard A.

Subjects: LUNAR petrology; EARTH (Planet); SCIENTIFIC discoveries

• Source: Science. 2/1/2019, Vol. 363 Issue 6426, p437-437. 1p. 1 Black and White Photograph.

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TECHNICAL COMMENT ABSTRACTS.

Subjects: LETTERS to the editor; GEOMAGNETISM

• Source: Science. 2/10/2006, Vol. 311 Issue 5762, p779-779. 1/4p.

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