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Showing results for tags 'silicate'.
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Davemaoite, a new mineral from the lower mantle, found in diamond
Oxytropidoceras posted a topic in Rocks & Minerals
Diamond delivers long-sought mineral from the deep Earth Davemaoite is a vehicle for radioactive isotopes that help to heat the planet’s mantle. Alexandra Witze, Nature News Diamond from Lower Mantle Found with a New Type of Mineral; High-Pressure Silicate Material Davemaoite Discovered Second to Bridgmanite Ron Jefferson, Science Times, Nov 12, 2021 Diamond hauled from deep inside Earth holds never-before-seen mineral Researchers thought the mineral was impossible to find on Earth's surface By Harry Baker, Live Science, November 11, 2021 The paper is: Tschauner O, Huang S, Yang S, Humayun M, Liu W, Gilbert Corder SN, Bechtel HA, Tischler J, Rossman GR. Discovery of davemaoite, CaSiO3- perovskite, as a mineral from the lower mantle. Science. 2021 Nov 12 374(6569):891-894. doi: 10.1126/science.abl8568. Epub 2021 Nov 11. Yours, Paul H.-
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This piece was picked up by the road side infront of my house. Age unknown quary unknown. Some bits of quartz crystals.I'm thinking this is maybe a cast as the stem stands out the leaves do a little. Thank you for any help in identifying this twig.;)y