Paribhashapradipa 2.14

Paribhāṣāpradīpa 2.14

dravyamārdraṃ śilāpiṣṭaṃ śuṣkaṃ vā jalamiśritam
tadeva sūribhiḥ pūrvaiḥ kalka ityabhidhīyate
āvāpastvatha prakṣepastasya paryāya ucyate