Well i was going to edit my terrain.png and i found a block that i have never seen before on minecraft ever.
Here it is:
http://i645.photobucket.com/albums/uu175/jackc45v2/wat.png

Can anyone tell me wat this is??

Lapis luzli?

no its not that, lapis luzli is a completely blue block, and this aint it im sure.

Well i looked in the minecraft wiki, and its an abandoned project.
http://www.minecraftwiki.net/wiki/Mystery_Block