2nd millennium BC. An early Bactrian carved schist libation cup formed as a hemispherical bowl with latticework pattern to the outer face, the rim gripped by a frog with similar pattern to its back. See discussion in Sarianidi, V. I. Soviet Excavations in Bactria: The Bronze Age in Ligabue, G. & Salvatori, S. Bactria: An ancient oasis civilization from the sands of Afghanistan, Venice, 1995. 180 grams, 84mm (3 1/4"). Property of a London gentleman; previously acquired on the UK art market, 1990s. Fine condition.