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Portrait reconstruction of LGM79
Ancient Individual

A woman buried in China in the Bronze Age era

LGM79
517 BCE - 56 BCE
Female
Late Bronze Age to Iron Age China
China
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Chapter I

Identity

The biological and cultural markers that define this ancient individual

Sample ID

LGM79

Date Range

517 BCE - 56 BCE

Biological Sex

Female

mtDNA Haplogroup

B4d1'2'3

Cultural Period

Late Bronze Age to Iron Age China

Chapter II

Place

Where this individual was discovered

Country China
Locality Henan province. Jiazuo city. Jiaozuoniecun site
Chapter III

Time

When this individual lived in the broader context of human history

LGM79 517 BCE - 56 BCE
Chapter IV

Story

The narrative of this ancient life

The transition from the Late Bronze Age to the Iron Age in ancient China marks a pivotal era that witnessed significant social, technological, and cultural changes. This period, roughly spanning from the late second millennium BCE to the early first millennium BCE, encapsulates a time of transformation that laid much of the groundwork for the development of classical Chinese civilization.

Historical Context

The Late Bronze Age in China is often associated with the Shang Dynasty (c. 1600–1046 BCE) and their successor, the Zhou Dynasty (1046–256 BCE). The era saw the convergence of various cultures and the eventual dominance of Zhou culture, especially after the conquest of the Shang around 1046 BCE. This shift from the Shang to the Western Zhou dynasty marked a transition from centralized rule to a more feudal system, which continued to evolve into the Spring and Autumn period (771–476 BCE) and the Warring States period (475–221 BCE).

Political Structure

During the Late Bronze Age, the Shang dynasty operated a centralized theocratic system, with a king who acted as both a secular leader and a divine intermediary. However, as the Zhou dynasty took over, there was a move towards a more decentralized feudal system. The Zhou kings granted lands to relatives and loyal nobility, who, in return, pledged military support and tribute. This feudal system laid the groundwork for alliances and internal strife that characterized later periods, particularly as the Zhou influence waned.

Technological Advancements

Bronze metallurgy marked the technological landscape of this era. The craft of bronze casting in China was highly sophisticated, with the production of ritual vessels, weapons, and tools. The late Bronze Age features an explosion in the diversity and complexity of bronze artifacts, including intricate designs that held ceremonial importance.

The eventual transition to the Iron Age began around the 5th century BCE, during the late Spring and Autumn period and throughout the Warring States period. Iron's introduction revolutionized agriculture, warfare, and daily life. Iron tools, being stronger and more durable, improved agricultural efficiency and military capabilities, fostering economic and population growth. Although ironworking began earlier in other civilizations, its integration within China was gradual and regionally varied due to established bronze traditions.

Social and Cultural Dynamics

Society in this era was hierarchical, organized around kinship, feudal ties, and the authority of rulers and religious rituals. The concept of the \Mandate of Heaven" emerged during the Zhou, positing that the ruler's legitimacy was divinely ordained, and disruptions (e.g., overthrows) implied loss of this mandate, often justified by moral failures of the current dynasty.

This period also experienced major philosophical developments. Confucianism, Taoism, and Legalism began to take shape against a backdrop of social instability during the later Zhou era. These philosophies emerged as responses to societal needs, offering frameworks for ethics, governance, and human interactions that would profoundly influence Chinese thought for millennia.

Religious and Ritual Practices

Religious practices during this period were deeply intertwined with state affairs. Ancestor worship continued to play a crucial role, with rituals meant to appease ancestors and secure their favor. The Zhou period saw the codification of rituals, which were integral to maintaining social order and hierarchy.

Artistic and Cultural Contributions

Art and culture in this transitional era were rich and diverse. Intricate bronze vessels, oracle bones, and jade carvings are some of the material testimonies of the period's artistry. The Zhou were also notable for compiling, or possibly originating, many of the classic texts that would become central to Chinese culture, such as the "Book of Songs" and portions of the "I Ching."

Impact and Legacy

The transition from the Late Bronze Age to the Iron Age in China set the stage for the later unification under the Qin Dynasty and the cultural flourishing of subsequent dynasties like the Han. This era's socio-political innovations, technological progress, and philosophical developments established enduring foundations for what is considered traditional Chinese culture and statecraft.

In conclusion, the Late Bronze Age to Iron Age in ancient China was a time marked by significant changes across virtually all aspects of society, laying the philosophical, technological, and socio-political foundations that would shape the trajectory of Chinese civilization."

Chapter V

Genetics

The genetic ancestry of this ancient individual

Ancient Genetic Admixture

This analysis compares the DNA profile of LGM79 with ancient reference populations, showing the genetic composition in terms of prehistoric ancestral groups.

Ancient Asians 100.0%

Modern Genetic Admixture

This analysis compares the DNA profile with present-day reference populations, showing what percentage of genetic makeup resembles modern populations from different regions.

Asia 99.5%
Chinese & Southeast Asian 61.6%
Chinese 56.8%
Tibetan 4.8%
Northern Asian 19.6%
Mongolian 19.6%
Japanese & Korean 18.3%
Japanese 18.3%
Europe 0.5%
Northwestern European 0.5%

Closest Modern Populations

These are the modern populations showing the closest statistical alignment to A woman buried in China in the Bronze Age era, ranked by genetic distance. Lower distance values indicate closer statistical similarity.

1
Han Guizhou
3.2670
2
Han Sichuan
3.2776
3
Han Hubei
3.3050
4
Tujia
3.3765
5
Manchu Jinsha
3.3877
6
Manchu Bijie
3.4549
7
Han Jiangsu
3.7403
8
Bai
3.8111
9
Han Zhejiang
3.8800
10
Han Chongqing
4.0282
Chapter VI

Context

Other ancient individuals connected to this sample

Sources

References

Scientific publications and genetic data

Scientific Publication

Ancient genomes from northern China suggest links between subsistence changes and human migration

Authors Ning C, Li T, Wang K
Abstract

Northern China harbored the world's earliest complex societies based on millet farming, in two major centers in the Yellow (YR) and West Liao (WLR) River basins. Until now, their genetic histories have remained largely unknown. Here we present 55 ancient genomes dating to 7500-1700 BP from the YR, WLR, and Amur River (AR) regions. Contrary to the genetic stability in the AR, the YR and WLR genetic profiles substantially changed over time. The YR populations show a monotonic increase over time in their genetic affinity with present-day southern Chinese and Southeast Asians. In the WLR, intensification of farming in the Late Neolithic is correlated with increased YR affinity while the inclusion of a pastoral economy in the Bronze Age was correlated with increased AR affinity. Our results suggest a link between changes in subsistence strategy and human migration, and fuel the debate about archaeolinguistic signatures of past human migration.

G25 Coordinates

The G25 coordinates for sample LGM79 can be used for detailed admixture analysis in our G25 Studio tool.

LGM79,0.02357628,-0.45094944,0.00329166,-0.0611953,0.05954748,0.02268104,0.00518702,-2.99E-05,-0.00934506,0.00349798,-0.03643222,-0.00337028,0.00375756,-0.00641666,-0.00306474,-0.00180568,0.00172924,-0.00080686,-0.00397004,-0.00334126,0.01346636,0.00466408,0.01161354,-0.00085744,0.0056664
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