Anandakanda 1.6.119

1.6.119

śuklavedhena mṛtpātraṃ kāñcanaṃ bhavati priye /
vajrajīrṇo vīryavedhī majjāmabhrakajāritaḥ //

By transmutation of semen, an earthen vessel turns to gold, O beloved. / [Mercury that has] consumed diamond transmutes semen; consumed mica, [it transmutes] marrow;