[卷第四\金石之属] 硼砂
    甘,凉,微咸。有二种,西戎者,白如明矾;南番者,黄如桃胶,制汞。寇宗曰∶南番者,色重褐,其味和,入药其效速。西戎者,其色白,其味焦,入药其效缓