Anandakanda 1.4.260

1.4.260

<tṛtīyaṃ vaṅgabhasmasiddhaṃ hemabījam>
athavā bhasmayedvaṅgaṃ tālaśaṅkhābhrapāradaiḥ /
ciñcākṣāraistrapusamaiḥ snuhyarkakṣīramarditaiḥ //

<The third gold seed, prepared with tin ash>
Or one should reduce tin to ash with orpiment, conch shell, mica, and mercury, / [and] with tamarind alkaline salt equal to the tin, ground with the milky sap of snuhī and arka.