So I made this franken tileset awhile back and posted it on a few forums, thought I'd share it here as well.
Edit: Added the more upto date one.
(http://img594.imageshack.us/img594/6677/volcanotileset.png) (http://img847.imageshack.us/img847/6677/volcanotileset.png)
Edit: Added 3 more autotiles.
(http://img687.imageshack.us/img687/1155/volcanotopb.png) (http://img854.imageshack.us/img854/2860/volcanotop2.png) (http://img189.imageshack.us/img189/7729/volcanotop1b.png) (http://img40.imageshack.us/img40/8660/volcanotop1.png) (http://img220.imageshack.us/img220/3264/lavaoverflow.png) (http://img23.imageshack.us/img23/4369/lavaj.gif)
(http://img191.imageshack.us/img191/337/clearlava1.png) (http://img716.imageshack.us/img716/5748/clearlava3.png)
(http://img192.imageshack.us/img192/4567/lavafalll0rdph0enix.png)
Edit: Added Tileset.rxdata
Tileset.rxdata (http://www.mediafire.com/?l1ac57062is7i7w)
I'll post a screen shot (have to remake one for it.)