TEXAS ROCK & MINERAL SET View cart “Oil- An Overview of the Petroleum Industry” has been added to your cart. $36.00 Add this set to your little geologist’s collection. Big Geologists love it as well! Out of stock Categories: Children, Mineral & Fossil Related products Oil- An Overview of the Petroleum Industry $52.95 Add to cart IMAGES OF AMERICA: MIDLAND $21.99 Add to cart Tom Lovell Notecards – Working Drawings $9.95 Add to cart STORYTELLER WITH A BRUSH – DVD $20.95 Add to cart