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Thin-section micrograph in crossed polarised light of a round impact spherule with radiating blue, purple and orange crystals around a grey heart-shaped centre.

Emoji from meteorites; impact spherule

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Seda Özdemir

Crossed polarized light photomicrograph of an impact spherule from Barberton Greenstone Belt, SA. These spherules are the only remnants of Early Earth's meteorite impact history, the ages of 3.2-3.5 Ga. The K-feldspar mineralization within spherule.

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Categories

European Geosciences Union Geochemistry, Mineralogy, Petrology & Volcanology Laboratory Planetary and Solar System Sciences

Location

Africa Southern Africa

Tags

meteorites archean impact spherules barberton smiley

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Creative Commons Attribution-NoDerivs 3.0 Unported (CC BY-ND 3.0)

Credit: Seda Özdemir (distributed via imaggeo.egu.eu)

Properties

Type Image Format JPG Size 887.8 KB Aspect 4:3 Width 2592 px Height 1944 px Tint Purplish black Published 1 March 2017 Taken 2015

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Comments

Kıymet Deniz 9 years, 7 months ago

Wonderful :-)

Elizaveta Kovaleva 9 years, 7 months ago

Love it!

Bernardo Cesare 8 years, 8 months ago

Beautiful!