Inca Conopa from Peru, ca. 1400-1500 A.D.. A choice Inca conopa from Peru, ca. 1400 1500 AD. It is 3 long, 2 high and is made from beautiful black hardstone, with a quartz vein masterfully used to set off the mouth and nose. Nicely polished, strong mineral deposits and an unusually large offering cavity retaining some residue. Ex New World Artifacts Gallery. Value range: $450 - $600.