Figure 3. In this mosaic painting, made with pieces of Itoigawa jadeite, the magatama carving is worn by an empress of the ancient state of Koshi, in modern-day Niigata Prefecture. Courtesy of the Jade Ore Museum (Hisui Gensekikan).
Figure 2. Japanese jadeite is found in eight locations, though the only significant source of gem-quality material is the Itoigawa-Omi region in Niigata Prefecture. Modified after Fossa Magna Museum.
Figure 1. A large, attractive jadeite boulder from Itoigawa, Japan, characterized by mixed white and green colors. This boulder weighs 40.5 kg and measures approximately 39 cm high, 32 cm long, and 26 cm wide. Photo by Ahmadjan Abduriyim.
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