On the origin of agate: A 300-year-old enigma

Terry Moxon (UK) Quartz has been estimated to occupy around 12% of the earth’s crust and can be found in many forms, ranging from the massive, clear crystals of quartz and amethyst to the microcrystalline quartz that is to be found in jasper, agate, chalcedony, chert and flint. World-wide, the…


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One thought on “On the origin of agate: A 300-year-old enigma

  1. Hi there….fascinating article! Do you have any more details about Figure 9? Our research group is very interested in Liesegang rings in corroding metals at the moment…..

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