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The Temperature of Halite Crystallization in the Badenian Saline Basins, in the Context of Paleoclimate Reconstruction of the Carpathian Area
Minerals ( IF 2.5 ) Pub Date : 2021-07-30 , DOI: 10.3390/min11080831
Anatoliy R. Galamay , Krzysztof Bukowski , Igor M. Zinchuk , Fanwei Meng

Currently, fluid inclusions in halite have been frequently studied for the purpose of paleoclimate reconstruction. For example, to determine the air temperature in the Middle Miocene (Badenian), we examine single-phase primary fluid inclusions of the bottom halites (chevron and full-faceted) and near-surface (cumulate) halites collected from the salt-bearing deposits of the Carpathian region. Our analyses showed that the temperatures of near-bottom brines varied in ranges from 19.5 to 22.0 °C and 24.0 to 26.0 °C, while the temperatures of the surface brines ranged from 34.0 to 36.0 °C. Based on these data, such as an earlier study of lithology and sedimentary structures of the Badenian rock salts, the crystallization of bottom halite developed in the basin from concentrated and cooled near-surface brines of about 30 m depth. Our results comply with the data on the temperature distribution in the modern Dead Sea.

中文翻译:

喀尔巴阡地区古气候重建背景下巴登盐碱盆地岩盐结晶温度

目前,岩盐中的流体包裹体已被频繁地研究用于古气候重建。例如,为了确定中中新世(巴登阶)的气温,我们检查了从含盐沉积物中收集的底部岩盐(人字形和全刻面)和近地表(累积)岩盐的单相原生流体包裹体喀尔巴阡地区。我们的分析表明,近底卤水的温度在 19.5 到 22.0 °C 和 24.0 到 26.0 °C 之间变化,而表层卤水的温度在 34.0 到 36.0 °C 之间。根据这些数据,例如早期对巴登岩盐岩性和沉积结构的研究,盆地底部岩盐的结晶是由约 30 m 深的浓缩和冷却的近地表卤水形成的。
更新日期:2021-07-30
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