geneticist:

Opalized dinosaur tooth Fossils are normally formed when minerals fill the cellular spaces and crystallize. Opalized fossils, on the other hand, form when bits of silica gel settled into the cracks and fissures of the cellular spaces and form opal. (via)

what sweet tooth!

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  1. freneticforge reblogged this from mineralia and added:
    now imagine a predator with a whole mouth full of these bitchin chompers. that would be a terrifying character.
  2. tokenfriend reblogged this from geneticist
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  4. katzmania reblogged this from geneticist and added:
    Just the other day I was trying to think of things in Australia cool enough to make me forget about all the bunyip,...
  5. the-stray-liger reblogged this from taylor-renee
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  7. strangeselkie reblogged this from rob-anybody and added:
    OPALIZED DINOSAUR TOOTH. Opal is the Wife’s birthstone and I have always wanted to get her a particularly good opal...
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