The geological history that led to the formation of giant crystals and a 36-foot geode has been revealed by scientists. By looking at the abandoned mine where the geode of Pulpí was found, they were ...
MOUNT IDA — In and around Mount Ida, the identity of the official Arkansas State Mineral can be guessed just by looking around. In fact (pun alert!), the laureate is crystal-clear from billboards and ...
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