In the long scroll of Chinese civilization, jade is not only a material carrier but also a spiritual totem. It carries the beliefs, aesthetics, and wisdom of the ancients, shining brightly in the river of history. Among this brilliant family of jade, there is a unique gemstone that, with its unpredictable blue-green hue and profound cultural heritage, occupies a pivotal position—it is turquoise. When we mention turquoise, an ancient and mysterious name comes to mind: Yunyang, a land known as the "City of Turquoise," which embodies the origin and glory of Chinese turquoise culture.

Yunyang, now Yunyang District of Shiyan City, Hubei Province, has a history of turquoise mining dating back to the Neolithic Age. Archaeological discoveries reveal the prelude to this land's indissoluble bond with turquoise. The Shijiahe site in Tianmen, Hubei, dating back about 5,000 years, unearthed a large number of exquisite turquoise ornaments, whose raw materials are generally believed to originate from the Yunyang area. This indicates that as early as the distant prehistoric period, Yunyang's turquoise had been discovered and utilized by early inhabitants, becoming a precious treasure for them to communicate with heaven and earth and beautify their lives. However, it was the Xia, Shang, and Zhou dynasties that truly brought Yunyang turquoise to fame. At the Erlitou site in Yanshi, Henan, an archaeological site believed to be the capital of the Xia Dynasty, a world-shocking turquoise dragon-shaped artifact was unearthed. This giant dragon, composed of more than 2,000 pieces of turquoise, is over 60 centimeters long, majestic in shape, and exquisite in craftsmanship, hailed as the "First Dragon of China." Its appearance not only proves the Xia Dynasty's high esteem for turquoise but also implies the maturity of the turquoise mining, processing, and trade system at that time. The raw material for this peerless treasure also points to Yunyang.

During the Spring and Autumn and Warring States periods, the status of turquoise became even more prominent. In the Tomb of Marquis Yi of Zeng, we see a large number of turquoise ornaments unearthed alongside bronzes and lacquered wares. They were either inlaid on weapons, demonstrating royal power and military might, or adorned ritual vessels, symbolizing nobility and sanctity. During the Qin and Han dynasties, the mining and use of turquoise reached its peak. Historical records indicate that turquoise-inlaid bronze sword hilts were found in the pits of the Terracotta Army of Qin Shi Huang's Mausoleum. Turquoise bead strings and other ornaments were also unearthed from the Mawangdui Han Tombs. All these silently speak of the important position of turquoise in ancient society.

The reason why Yunyang turquoise could stand out in the world is inseparable from its unique mineral conditions. Yunyang is located in the eastern section of the Qinling-Daba Mountains, with complex geological structures rich in copper, aluminum, phosphorus, and other elements, providing unique conditions for the formation of turquoise. The turquoise here is fine in texture, pure in color, ranging from sky blue, lake blue to apple green, and dark green, with rich colors and moderate hardness, making it a superior material for making various vessels and ornaments. Among them, "high-blue porcelain turquoise" is the most precious, with its color like a clear sky, and its texture hard as porcelain, making a crisp sound when struck, hailed as the finest of turquoise.

The cultural significance of turquoise goes far beyond its material value. In ancient times, turquoise was regarded as the "gem of heaven," with the meaning of warding off evil, praying for blessings, and ensuring safety. In Tibetan Buddhism, turquoise is one of the seven treasures, endowed with sacred colors, and often used to make Buddha statues, ritual objects, and prayer beads. In ancient Egyptian civilization, turquoise was exclusive to pharaohs and nobles, symbolizing life, rebirth, and eternity. It transcends regions and civilizations, becoming a common spiritual sustenance for humanity.

Today, Yunyang remains one of the world's important turquoise producing areas. However, over-mining and market chaos have also brought challenges to this land. In recent years, with the country's emphasis on mineral resource protection and the local government's standardized management of the turquoise industry, Yunyang turquoise is ushering in new development opportunities. The local area actively promotes the turquoise cultural and creative industry, combining traditional craftsmanship with modern design to develop more turquoise products with cultural connotations and artistic value. At the same time, by holding turquoise cultural festivals and establishing turquoise museums, the brand influence of Yunyang turquoise is enhanced, allowing more people to understand and love the blue-green memory of this ancient land.

From the simple adornment of prehistoric ancestors to the supreme symbol of royal power in the Xia Dynasty, and then to modern artistic masterpieces, Yunyang turquoise has traversed thousands of years, witnessing the rise and fall and changes of Chinese civilization. It is not only a precious mineral but also a vivid carrier of the Chinese nation's aesthetic taste, spiritual beliefs, and cultural heritage. Exploring Yunyang is to explore an ancient and mysterious blue-green memory and feel the profoundness of Chinese jade culture.