Mauryan, Vidarbha region, (3rd – 2nd BC), Cast Copper Unit, Karshapana, a bold square copper coin cast by the ministers of Ashoka in vidarbha area of pavani and bhandara, these are rare coins only published in the numismatic digest by Dr C S Gupta, there is a large stupa at pavani where an ashokan edict and such coins have been discovered, (Referance-Bhargava Auction No.7 LoNo. 84), 8.15gm, 20.99mm, about very fine, Rare.