This image is slightly enhanced to allow a little better viewing of the detail. You may be able to tell from this photograph that the surface has been weathered, and a patina is apparent on the incisions, attesting to the authenticity of the block, according to researchers. It appeared in Science magazine, 15 September 2006.
- More information on The Cascajal Block
- Study Guide to the Olmec Civilization
- Rodriguez Martinez, Ma. del et al. 2006. Oldest writing in the New World. Science 313:1610-1614.
