Results 211 to 220 of about 187,345 (288)

Cretaceous Greywackes [PDF]

open access: yesNew Zealand Journal of Geology and Geophysics, 1968
openaire   +1 more source

The oldest sepioid cephalopod from the Cretaceous discovered by Digital fossil-mining with zero-shot learning AI. [PDF]

open access: yesCommun Biol
Sugiura K   +10 more
europepmc   +1 more source

Ammonite survival across the Cretaceous-Paleogene boundary confirmed by new data from Denmark. [PDF]

open access: yesSci Rep
Machalski M   +5 more
europepmc   +1 more source

Progressively Fenitised Schist and Carbonatitic Clasts From a Metasomatic Aureole Beneath the Alkalic Dunedin Volcano, Otago, New Zealand

open access: yesNew Zealand Journal of Geology and Geophysics, Volume 69, Issue 2, June 2026.
Clasts of albite‐porphyroblastic quartzofeldspathic schist, derived from the Otago Schist basement, occur within the Port Chalmers Breccia, a diatreme at the centre of the Dunedin stratovolcano, New Zealand. Schists have undergone varying degrees of replacement reactions (at temperatures of 300° to >500°C) producing hornfelses, with Ca‐ and K‐enriched ...
Alan F. Cooper
wiley   +1 more source

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