Techno-Science on MSN15d
🧬 An unexpected secret of amethyst geode formation revealedResearchers from the University of Göttingen have investigated an intriguing geological phenomenon in Uruguay. These ...
ZME Science on MSN4mon
What are thundereggs? The rare, chalcedony-filled rocksThey look a bit like geodes, but they’re not exactly geodes. There are three types of rock: igneous, metamorphic, and ...
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