Chinese sun and moon mirrors water. (Laufer 1915: 221-222). Owing to the similarities of Chinese "yangsui" and "fangzhu" mirrors with Indian "sūryakānta" and "candrakānta" stones, Tang (1935) proposes a trans-cultural diffusion from China to the Mughal Empire. Chinese sun and moon mirrors The yángsuì 陽燧 or sun-mirror was an ancient Chinese burning-mirror that concentrates sunlight to ignite tinder and the fāngzhū 方諸 or moon-mirror was a device that collects nighttime dew by condensation. These two bronze implements are literary metaphors for yin and yang, associating the ""yang"-mirror" "yangsui" with the sun (a.k.a. "tàiyáng" 太陽 "great "yang""), fire, dry, and round, and the ""yin"-mirror" "fangshu" with
Yin and yang a mountain and a valley. Yin (literally the 'shady place' or 'north slope') is the dark area occluded by the mountain's bulk, while yang (literally the "sunny place' or "south slope") is the brightly lit portion. As the sun moves across the sky, yin and yang gradually trade places with each other, revealing what was obscured and obscuring what was revealed. Yin is characterized as slow, soft, yielding, diffuse, cold, wet, and passive; and is associated with water, earth, the moon, femininity, and night time. Yang, by contrast, is fast, hard, solid, focused, hot, dry, and active; and is associated