Rasendracudamani 10.136

10.136

{mākṣika:: sattvapātana}
triṃśāṃśanāgasaṃyuktaṃ kṣārairamlaiśca vartitam /
dhmātaṃ prakaṭamūṣāyāṃ sattvaṃ muñcati mākṣikam //

Combined with a thirtieth part of lead, mixed with alkalis and acids,
And blown in an open crucible, pyrite yields its metallic essence.