Monster #Vivianite cluster from Cabeça do Cachorro claim, São Gabriel da Cachoeira, Amazonia, Brazil.

#mineral #crystal #mineralogy #mineralexpert

April 11, 2026 - 17:12 UTC

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I'm just watching Superman.
That looks just like his hideaway
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Yep.
Reminded me of the opening of the first Christopher Reeve film a bit.

www.youtube.com/watch?v=YwnX8My7428
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A fascinating mineral. Found growing on, for example, fossil whale bones if I'm not mistaken.
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Yep, it is iron phosphate.
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Lovely!
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