The new blocks added in 1.2, for reference look at a Periodic Table of Elements.
The stuff added as of 1.0.1 from left to right: Copper Nugget, Tin, Ruby, Sapphire
The new ores added in 1.2. For reference look at a Periodic Table of Elements.
The main Ingots, Gems, Dusts, added as of 1.2. For reference look at a Periodic Table of Elements.