Anandakanda 2.1.155

2.1.155

<tṛtīyaḥ prakāraḥ>
dhānyābhrakasya bhāgaikaṃ bhāgau dvau ṭaṅkaṇasya ca /
piṣṭvā tadandhamūṣāyāṃ ruddhvā tīvrāgninā dhamet //

<Third method>
One part of prepared mica and two parts of borax: / Having ground them and sealed them inside a blind crucible, one should blow on it with intense fire.