西夏大安宝钱小平光背 美品WESTERN XIA: Da An, 1074-1084, AE cash (3.62g), H-18.91, t-ha-h ray lee ndzen in Tangut script (da an bao qian in Chinese), Fine, RRR, ex Zhao Quanzhi Collection. The Tangut script (xi xià wén) was a logographic writing system, used for writing the extinct Tangut language of the Western Xia Dynasty. Tangut characters are similar in appearance to Chinese characters, with the same type of strokes, but the methods of forming characters in the Tangut writing system are significantly different from those of forming Chinese characters. There are only five coin types in Tangut script and all are very rare.