Dunes in Arizona

parisite-(Ce) . A brownish-yellow rhombohedral secondary mineral: (Ce,La)2Ca(CO3)3F2. It crystallizes in numerous rhombohedral, hexagonal, and...

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Arizona Sandstone, AGI Lands End shirts. (Left: ©Michael Collier, right three AGI)

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Red Rock Cliffs, Nevada

The Directory of Geoscience Departments 53rd Edition is the most comprehensive directory and source of information about geosciences departments and researchers available. 

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AGI Statement on Harassment in the Geosciences Approved April 9, 2018


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