Opalized Ammonites from Queensland Australia in Abalone shell dsca 2061


Ammonites central Queensland opal opalized silicate silica replace under water underwater early molluscs marine animals no vertebrae protected by a hard shell usually coiled made from calcium Fast moving predators sea cephalopods protected spiral coiled air filled chambers phragmocones outer chamber structure siphuncle Devonian extinct K T extinction 65 million years ago The closest living relative of the ammonite is the chambered nautilus fossils Mesozoic Era Cretaceous Gastroplites Iridescence black background old ancient rare preserved for history Darwin Darwinism theory of evolution creationist creationism debunked science verses religion small tiny perfect PAELEONTOLOGY dig mining by product gem stone geology earth sciences shell fish spiral stone rock ancient prehistoric marine life form extinct sea creature new and old ancient and modern cluster group mass collection specimens


Size: 5197px × 3455px
Photo credit: © Doug Steley B / Alamy / Afripics
License: Royalty Free
Model Released: No

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