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Mineral Phase Paragenesis in Explosive Ejecta Discharged by Recent Eruptions in Kamchatka and the Kuril Islands. Part 1. Diamonds, Carbonaceous Phases, and Condensed Organoids
Journal of Volcanology and Seismology ( IF 0.7 ) Pub Date : 2019-10-23 , DOI: 10.1134/s0742046319050051 V. I. Silaev , G. A. Karpov , L. P. Anikin , E. A. Vasiliev , L. P. Vergasova , I. V. Smoleva
中文翻译:
堪察加半岛和千岛群岛最近爆发的喷发物引起的弹射性矿物相共生。第1部分。金刚石,碳相和凝聚态有机体
更新日期:2019-10-23
Journal of Volcanology and Seismology ( IF 0.7 ) Pub Date : 2019-10-23 , DOI: 10.1134/s0742046319050051 V. I. Silaev , G. A. Karpov , L. P. Anikin , E. A. Vasiliev , L. P. Vergasova , I. V. Smoleva
Abstract
Ejecta of recent volcanic eruptions were found to contain a carbonaceous mineral phase paragenesis of explosive atmospheric electrogenic origin. The paragenesis involves diamonds of octahedral habitus with non-aggregated nitrogen defects (without signs of mantle burning), disordered graphite, shungite-like bitumen (kerite–anthraxolite), carbonaceous globules (clustered allotropes of dicarbon composition), metal carbon nano-microcomposites resulting from thermal impact decomposition of metal organic compounds, and abiogenic organic compounds. The carbonaceous paragenesis identified here is considered as a unique natural phenomenon that indicates the existence of a global process that favor endogenous carbonization of the Earth’s crust during crust–mantle interactions.中文翻译:
堪察加半岛和千岛群岛最近爆发的喷发物引起的弹射性矿物相共生。第1部分。金刚石,碳相和凝聚态有机体