Q. Which of the following wrote Rasaratnakara?
a. Madhavakar
b. Nagarjuna
c. Sridhara
d. None of the above
In the seventh or eighth century A.D. Nagarjuna wrote Rasaratnakara. Nagarjuna was an Indian metallurgist and alchemist. The treatise describes methods for the extraction of metals like gold, silver, tin and copper.