Anandakanda 1.24.33

1.24.33

<daśamaḥ prakāraḥ>
niṣkamekaṃ rasaṃ krāntamaśvamūtreṇa mardayet /
dinamekamidaṃ devi mardayitvā mṛto bhavet //

<Tenth method>
One should grind one niṣka of mercury and tourmaline with horse urine.
Having ground this for one day, O Goddess, it becomes dead [incinerated].