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230Th dating of flowstone from Ignatievskaya Cave, Russia: Age constraints of rock art and paleoclimate inferences
Geoarchaeology ( IF 1.7 ) Pub Date : 2021-02-24 , DOI: 10.1002/gea.21851
Yuri Dublyansky 1 , Vladimir Shirokov 2 , Gina E Moseley 1 , Pavel A Kosintsev 3 , R Lawrence Edwards 4 , Christoph Spötl 1
Affiliation  

Paleolithic antiquity of parietal art in Ignatievskaya cave, Southern Ural, is supported by its subject (Late Pleistocene animals) as well as by paleontological and palynological data, and 14C dates from cultural layers associated with artistic activity (17.8−16.3 cal ka BP; association is established by finds of ochre in these layers). However, three 14C dates of charcoal motifs yielded younger, Holocene ages (7.4−6.0 cal ka BP). In this study, we constrain the age of parietal art in the cave by 230Th dating of flowstone that brackets the paintings. Flowstone did not form in the cave between c. 78 and 10 ka BP, due to widespread permafrost in northern Eurasia at that time. Our 230Th dates do not support the middle Holocene age of art in Ignatievskaya cave and are consistent with its Upper Paleolithic antiquity instead.

中文翻译:

俄罗斯伊格纳季耶夫洞穴流石的第 230 次测年:岩石艺术的年龄限制和古气候推断

乌拉尔南部 Ignatievskaya 洞穴中旧石器时代的顶叶艺术得到其主题(晚更新世动物)以及古生物学和孢粉学数据的支持,并且14 C 来自与艺术活动相关的文化层(17.8-16.3 cal ka BP;关联是通过在这些层中发现的赭石建立的)。然而,三个14 C 日期的木炭图案产生了更年轻的全新世年龄(7.4-6.0 cal ka BP)。在这项研究中,我们通过将画作括起来的流石的230年代测年来限制洞穴中壁饰艺术的年龄。在 c 之间的洞穴中没有形成流石。78 和 10 ka BP,由于当时欧亚大陆北部广泛的永久冻土。我们的230这些日期不支持 Ignatievskaya 洞穴中全新世中期的艺术,而是与其上旧石器时代的古代相一致。
更新日期:2021-04-08
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