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桃山遗址发现于2011年,2013年6-7月对遗址展开试掘,发掘面积24m2;共获得石制品982件,陶片46件,装饰品2件,未见动物骨骼。石制品类型包括石核、石片、刮削器、锯齿刃器、凹缺器、钻具、石镞、细石核、细石叶、石叶等,类型较为丰富。石制品原料以凝灰岩、玛瑙、白云岩、玄武岩和燧石为主,原料较为多样。石制品的剥片方法以锤击法为主,压制法也有使用;工具的修理方面主要采用锤击法,同时具有压制法修理的石镞和刮削器等工具。该遗址所处年代位于晚更新世末期向全新世早期转变的时期,环境变化剧烈;遗址石制品的文化内涵丰富,性质较为独特,总体呈现出从旧石器晚期向新石器时代过渡的文化面貌,层序清楚,对研究我国东北地区新旧石器文化过渡的演变机制具有非常重要的价值,并为探讨这一阶段东北亚与北美地区的人群迁徙与文化传播等学术问题提供了新的重要证据。
Taoshan site was discovered in 2011 and from June to July 2013. Site excavation was started and the area was 24 m2. A total of 982 stone products, 46 pottery pieces and 2 ornaments were obtained without any animal bones. Types of stone products include stone, stone, scraper, saw blade, concave, drill, stone, fine stone, fine stone, stone, etc., the type is more abundant. Stone products raw materials to tuff, agate, dolomite, basalt and chert-based, more diverse raw materials. Stripping method of stone products to Hammer Law, suppression methods are also used; tool repair mainly hammering method, at the same time with pressing method to repair stone scoop and scraper and other tools. The site was located in the period from Late Pleistocene to early Holocene, and the environment changed drastically. The site was rich in cultural connotation and unique in nature, showing a general cultural outlook from the Late Paleolithic to the Neolithic. The clear sequence helps to study the evolution mechanism of Neolithic culture in Northeast China and provides new important evidence for exploring the academic issues such as population migration and cultural communication in Northeast Asia and North America during this period.