Rock Cycle - Past Life (2B) Quantity in Basket: none Code: RC-PL2B Price: $8.75 Shipping Weight: 2.00 pounds Quantity: Learn how fossils are made and discover the components of a fossiliferous rock. Module includes one abalone, 3 types of marine snails, clam, scallop and fossil mollusk piece from Maryland. (code RC-PL2B)