“在天愿作比翼鸟,在地愿作连理枝。”有生界的鸯鸯鸟,形影不离,相依为命。然而,在无生界的矿物中,也有常常共生在一起的一对矿物,这就是人们爱把它们比作“鸳鸯”的雄黄和雌黄。雄黄颜色桔红,又名鸡冠石。结晶呈粒状、致密状,间或为皮壳状,断口贝壳状。性柔软,硬度1.5～2。比重3.56。晶面光泽呈钻 “In the day is willing to make lovebirds, willing to make even branches in the world. ” Born bird, inseparable, dependent on each other. However, in the non-native minerals, there is also a pair of minerals often symbiotic together, that is, people love them as “mandarin duck” realgar and female yellow. Realgar color orange red, also known as chicken crown stone. Crystallization was granular, dense, occasionally as a crust, broken shellfish. Soft, hardness 1.5 ~ 2. The proportion of 3.56. Crystal surface gloss was drilling