Artisan Black Copal Hand Made Incense. Finest herbs and resin have been used to make these sticks. Black Copal is a type of resin derived from the Bursera tree, specifically the Bursera bipinnata species. When black copal resin is burned, it releases a fragrant smoke that is believed to have cleansing and purifying properties. Many cultures use it in ceremonies to clear negative energies, promote relaxation and enhance spiritual connections. 6 sticks per pack. Hand rolled with burn time about 1 hour. New Age Imports.