Garnet paragneiss ("faux-amphibolite") (3.0 cm across at its widest), dating to 4.28 Ga, the oldest known Earth rock of which direct samples are available.
Locality: western Ungava Peninsula, eastern side of Hudson Bay, northwestern Quebec, eastern Canada (= locality of O'Neil et al., 2008, Science 321: 1828-1831).
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Garnet paragneiss ("faux-amphibolite") (3.0 cm across at its widest), dating to 4.28 Ga, the oldest known Earth rock of which direct samples are available.
Locality: western Ungava Peninsula, eastern side of Hudson Bay, northwestern Quebec, eastern Canada (= locality of O'Neil et al., 2008, Science 321: 1828-1831).
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
https://creativecommons.org/licenses/by/2.0CC BY 2.0 Creative Commons Attribution 2.0 truetrue