In May 2020, some unusual rocks containing distinctive greenish crystals were found in the Erg Chech sand sea, a dune-filled region of the Sahara Desert in southern Algeria. On close inspection, the ...
The rocks were found in May 2020 in the Erg Chech sand sea, in the Sahara Desert in southern Algeria. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...
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