Longshan Culture

The Longshan culture (Chinese: 龍山文化, Lóngshān wénhuà) was a Late Neolithic (Chalcolithic) archaeological horizon that flourished between ~3000 and 1900 BCE across the middle and lower Yellow River (Huang He) valleys of northern China, spanning Shandong, Henan, Shanxi, and Shaanxi provinces. Named after the type site of Chengziya near Longshan鎮 (Longshan Town) in Zhangqiu District, Jinan, Shandong Province—discovered in 1928 by Chinese archaeologist Wu Jinding and excavated in 1930–1931 by Li Ji, Liang Siyong, and 董作賓 (Dong Zuobin) of Academia Sinica—the Longshan period marks the decisive socio-political transformation from the egalitarian moated villages of the Middle Neolithic Yangshao culture (~5000–3000 BCE) to stratified proto-urban chiefdoms and early states, establishing the architectural, ritual, metallurgical, and divinatory foundations of the Bronze Age Erlitou, Shang, and Zhou dynasties (Liu, 2004; Liu & Chen, 2012).

Rather than a single monolithic polity, archaeologists recognize a network of interacting regional Longshan cultures (the "Longshan Era", ~3000–1900 BCE) linked by elite jade exchange, competitive warfare, and ceramic technology:

Whereas Yangshao potters hand-built redware vessels by coiling and fired them in oxidizing atmospheres, Longshan ceramicists mastered the fast potter's wheel (kuailun) and carburizing reduction kiln technology:

• By sealing the kiln vents and introducing water and green resinous fuel at the peak of firing (~1,000–1,050 °C), potters created a dense carbon-monoxide and soot-saturated reducing atmosphere (smoking /渗碳, shentan) that reduced ferric iron (Fe_2O3) to black ferrous oxides (FeO / Fe_3O4) and deposited microscopic pyrolytic carbon throughout the pores of the clay.
• In Shandong Longshan elite burials, master potters produced eggshell black pottery (danhuitao) stemmed goblets (gaobingbei): thrown from levigated kaolinitic clay to a wall thickness of just 0.2 to 0.5 millimeters (thinner than a bird's eggshell) and weighing less than 40 to 70 grams, with perforated hollow stems and burnished jet-black surfaces that served exclusively as elite ritual wine vessels in aristocratic feasts and burials (Underhill, 2002).

During the Longshan period, population density surged while climatic cooling and aridification associated with the 4.2-kiloyear BP paleoclimate event (~2200–1900 BCE) intensified inter-polity warfare and flood-control challenges, driving the construction of over 50 fortified rammed-earth (hangtu) and stone-walled cities:

1. Taosi (~2300–1900 BCE, Shanxi): Solar Observatory and Extreme Burial Hierarchy

Covering 280 to 300 hectares in Xiangfen County, Shanxi, Taosi is widely linked by Chinese historians to Pingyang, the traditional capital of the legendary ruler Yao:

• Three-Tiered Mortuary Stratification: Excavation of over 1,300 graves in the Early Taosi cemetery revealed rigid class hierarchy: <1% of graves were monumental royal wooden-chamber tombs (up to 3 × 4 m) floored with red cinnabar (HgS) and furnished with 100–200 prestige items—including ceramic plates painted with coiled red-and-white dragons catching grain ears (longpan), wooden drums covered in Yangtze alligator skin (tuogu), stone chimes (teqing), jade cong tubes and bi discs, and turquoise inlays—while ~10% were medium elite graves and ~89% were narrow, cramped commoner pits completely devoid of grave goods (He, 2013).
• The Taosi Astronomical Observatory (~2100 BCE): In the southeastern ritual precinct of Middle Taosi, archaeologists excavated a semicircular rammed-earth terrace (~60 m in diameter) supporting an arc of 12 rammed-earth/stone vertical pillars creating 11 narrow viewing slots aligned toward a central circular bronze-framed observation point 26.5 meters to the west. Experimental archaeoastronomy confirmed that watching the sun rise over the eastern Taosi (Chongshan) mountain ridge through Slot #2 marks the Winter Solstice (December 21), Slot #7 marks the Vernal and Autumnal Equinoxes, and Slot #12 marks the Summer Solstice (June 21)—partitioning the solar agricultural year into 20 seasonal intervals predating the traditional 24 solar terms (jieqi) (Wu et al., 2009).
• Political Revolution in Middle–Late Taosi: Around ~2000 BCE, the Taosi palace wall was demolished, the royal tombs were systematically looted and desecrated, and a palace sacrificial pit yielded the mutilated skeletons of ~35 elite individuals—including a woman into whose pelvis a carved bone hairpin had been driven—documenting an internal uprising or conquest at the dawn of the Bronze Age.

2. Shimao (~2300–1800 BCE, Shaanxi): The 400-Hectare Stepped Pyramid Citadel

Discovered and excavated since 2011 on the northern Loess Plateau frontier in Shenmu, Shaanxi, Shimao covers more than 400 hectares enclosed by triple stone-masonry defensive walls Complete with corner towers, gatehouse chicanes (wengcheng), and bastions:

• At the center of Shimao rises Huangchengtai ("Royal City Terrace"), an 11-tiered stepped stone-faced pyramid rising 70 meters above the valley and covering 24 hectares at its base, crowned by an 80,000 m² palace plaza built on timber-reinforced masonry terraces.
• Embedded directly into the mortar joints of Shimao's stone walls were thousands of thin black-and-green jade blades (zhang, ya璋, dao, and bi), while the foundation walls of the Huangchengtai palace were carved with 70+ high-relief stone sculptures of big-eyed monster masks (taotie precursors), dragons, and serpents, and guarded by six sacrificial pits containing ~80 decapitated skulls of young women (Sun et al., 2018). Ancient DNA analysis (Ning et al., 2020) proved that the ruling Shimao elite belonged to the local Yellow River Yangshao/Longshan genetic lineage, while the decapitated female victims originated from genetically distinct northern frontier populations.

During the Longshan horizon, interaction across the Hexi Corridor and Eurasian steppe transformed northern Chinese economy and ritual:

1. The "Five Grains" Agricultural Package and Eurasia Exchanges: Alongside native foxtail and broomcorn millet, Longshan farmers integrated irrigated japonica rice (up to 20%–40% of crops in Henan/Shandong), newly domesticated native soybeans (Glycine max), and West Asian free-threshing wheat (Triticum aestivum), barley, sheep (Ovis aries), goats, and cattle (Bos taurus) arriving across the Eurasian steppe corridor (~2500–2000 BCE).
2. Oracle-Bone Divination (Scapulimancy): Longshan ritual specialists initiated the practice of pyromantic scapulimancy—applying glowing brands to the shoulder blades (scapulae) of cattle, sheep, pigs, and deer and interpreting the thermal T-shaped crack patterns to divine ancestral will—a practice that later added incised inscriptions during the Late Shang Dynasty at Anyang (Yinxu oracle bones).
3. Origins of Chinese Copper and Bronze Metallurgy: Small cast copper and arsenical/tin-bronze artifacts—including a lost-wax cast copper clapper-bell (tongling), a 29-toothed cast arsenical-copper gear wheel, and a copper frog ornament at Taosi, alongside cast bronze vessel fragments and smelting slag at Wangchenggang and Shimao—mark the indigenous transition to the piecewise-mold bronze casting technology that defined the subsequent Erlitou (~1900–1500 BCE) and Shang civilizations.

1. Underhill, A. P. (2002). Craft Production and Social Change in Northern China. Kluwer Academic / Plenum Publishers. https://doi.org/10.1007/978-1-4615-0641-6
2. Liu, L. (2004). The Chinese Neolithic: Trajectories to Early States. Cambridge University Press. https://doi.org/10.1017/CBO9780511489624
3. Liu, L., & Chen, X. (2012). The Archaeology of China: From the Late Paleolithic to the Early Bronze Age (Ch. 7: Formation of Early States in the Central Plains). Cambridge University Press. https://doi.org/10.1017/CBO9781139015301
4. He, N. (2013). "The Longshan Period Site of Taosi in Southern Shanxi Province." In A. P. Underhill (Ed.), A Companion to Chinese Archaeology (pp. 255–277). Wiley-Blackwell. https://doi.org/10.1002/9781118325698.ch13
5. Sun, Z., Shao, J., Liu, L., Cui, J., Bonomo, M. F., Guo, Q., Wu, X., & Wang, J. (2018). "The first Neolithic urban center on China's north Loess Plateau: The fortified site of Shimao." Antiquity, 92(361), 158–176. https://doi.org/10.15184/aqy.2017.225