Anandakanda 1.4.245

1.4.245

pakvabījam idaṃ khyātaṃ jārayetpārade kramāt /
<dvitīyaṃ vidhānam>
pītābhrasatvaṃ svarṇaṃ ca samāṃśaṃ dvaṃdvitaṃ dhamet //

This is known as mature seed; one should digest it in mercury in due order. / <Second procedure> / One should blow yellow mica extract and gold, paired in equal parts;