Texas Rocks & Minerals : An Amateur's Guide - Guidebook 6 By Roselle M. Girard Books / Paperback Crafts & Hobbies › Hobbies Publisher: Bureau of Economic Geology, January 1979 Price $15.40 Free Shipping Send to a friend Used - Good Good condition. Guidebook 6. (Rocks, Mineralogy, Texas) A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains. $15.40 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store.