北京考古新发现：新宫绿松石、琉璃河宠物、箭扣戍边药

Group 1: Archaeological Findings in Beijing - The New Palace site is the only dual-ring moat settlement site from the Xia and Shang dynasties found in Beijing, showcasing the phenomenon of cultural integration [3] - A total of 28 turquoise artifacts were unearthed from the New Palace site, indicating advanced jewelry-making techniques in ancient times [3][4] - The turquoise is traced back to the southern regions of the Hubei, Shaanxi, and Henan provinces, suggesting trade and cultural exchanges between northern and southern China over 3,000 years ago [4][5] Group 2: Liulihe Site Discoveries - The Liulihe site, identified as the capital of the Western Zhou state of Yan, revealed a diverse animal assemblage, including domesticated pigs, cattle, dogs, and wild deer [6][8] - Approximately 75% of the animal remains found are domesticated species, providing insights into the daily life and animal utilization of the ancient inhabitants [6][8] - Ritual pits at the site contained remains of cattle, contributing new data for the study of sacrificial practices in the Western Zhou period [8] Group 3: Arrow Pass Great Wall Excavations - Recent excavations at the Arrow Pass Great Wall have uncovered over 300 artifacts, including weapons, building components, and charred remains, enhancing the understanding of Ming dynasty military architecture [12][14] - The discovery of a cannon from the Chongzhen period is significant for studying the exchange of military technology between China and the West [14] - Analysis of charcoal and medicinal plants found at the site indicates the complexity of military logistics and medical knowledge during the Ming dynasty [14]