gems, jade, jadeite, fei cui, Mesoamerica, Mexico, Guatemala, Costa Rica, Mayans, Olmecs, Aztecs, archaeology, history, archaeogemology, Pre-Columbian jade; Costa Rica; Maya; exchange; iconography, lapidary

The definition of chalchihuitl" is precious green stone; turquoise / esmeralda basta (M), esmeralda en bruto, perla, piedra preciosa verde (S)"