coroniteとは 意味・読み方・使い方

名詞

coronite (複数形 coronites)

1. (mineralogy) This term needs a definition. Please help out and add a definition, then remove the text {{rfdef}}.
   • 2002, José R. Martínez Catalán, Ricardo Arenas, “Prograde development of corona textures in metagabbros of the Sobrado unit (Ordenes Complex, northwestern Iberian Massif)”, in José R. Martínez Catalán, Robert D. Hatcher Jr., Ricardo Arenas, Florentino Díaz García, editors, Variscan-Appalachian Dynamics: The Building of the Late Paleozoic Basement (Special Papers; 364), Boulder, CO: Geological Society of America, →ISBN, page 84:

     In the context of the upper slice of the Sobrado unit, the presence of high-P granoblastic granulites and the low Na contents of clinopyroxene in the coronites indicate that the latter represent arrested stages during transformation to granulite.

   • 2017, J. Theo Kloprogge, Robert Lavinsky, “Introduction: Geological Examples”, in Photo Atlas of Mineral Pseudomorphism, Amsterdam: Elsevier, →ISBN, page 87:

     Four stages in the evolution of the Allalin gabbro can be recognized: […]
     2. Coronites, with olivine or its pseudomorphs surrounded by garnet rims. Plagioclase in these rocks is pseudomorphed by jadeite-bearing assemblages.