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Contact: Glenn Harris
G.Harris@soton.ac.uk
44-238-059-3212
University of Southampton
Caption: Kimberlite volcanoes, the primary source of diamonds, contain pelletal lapilli -- enigmatic magma-coated clasts. These are generated deep in the volcanic vent by a granulation process analogous to that commonly used in coating chocolates, drugs and fertilizers.
Credit: University of Southampton
Usage Restrictions: None
Related news release: Chocolate and diamonds: Why volcanoes could be a girl's best friend
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