PHOTOS: Lab-Made Curvy Crystals Mimic Nature

PHOTOS: Lab-Made Curvy Crystals Mimic Nature
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A scanning electron microscope image shows a lab-made curvy crystal at 1,510-times magnification.

The controversial Allan Hills meteorite made headlines in 2001 when scientists announced they'd found proof of life on Mars because the rock contained swirling crystals like those produced by Earthly bacteria.

But by creating biomorphs such as the one above, the University of Granada's Garcma-Ruiz and colleagues have put a serious dent in theories that rounded crystals are definitive signs of life.

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—Image courtesy Emilio Melero and Juan Manuel Garcia-Ruiz/Laboratorio de Estudios Cristalograficos (CSIC-Universidad de Granada)
 
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