New Ores:
Skyquartz (Overworld Quartz)
Uranium
Beryllium
Aquamarine
Lead
Fiery Gold (+ Tools and Armor)
Fiery Dimension
Main Biome: Fiery Biome (Fiery Trees ; Netherlike Generation)
Sulfur Ore (+craftable sulfurenriched gold)
Sulfurenriched Gold (2 Sulfur, 1 Glowstonedust, 2 Gold Ingots = 2 Sulfurenriched Gold ; + Tools and Armor)
Cobalt (+Tools and Armor)
Fiery Diamond Ore which drops diamonds
Others
Steel (coal+flint+iron=4 dust; dust in blasting furnace= steel ingot; Steel-Tools and -Armor; Steelhammer to make leaddust )