Ramayana
पाण्डुरारुणवर्णानि स्रोतांसि विमलान्यपि । सुस्रुवुर्गिरिधातुभ्यस्सभस्मानि भुजङ्गवत् ॥ २-६३-१९
Although pure, the rapidly flowing water from the mountains mixed with the minerals ores ( in the soil ) turned white and red in colour and mixed with ashes, flowed like a serpent. ॥ 2-63-19॥
english translation
pANDurAruNavarNAni srotAMsi vimalAnyapi । susruvurgiridhAtubhyassabhasmAni bhujaGgavat ॥ 2-63-19
hk transliteration by Sanscript