Diamond 100 coal + 100 crystal deposits = 1 Diamond
Emerald 5 Diamonds + 100 Nickel bars + 100 crystal deposits = 1 Emerald
Ruby 5 Emerald + 100 Gold Bars + 100 crystal deposits = 1 Ruby
Sapphire 5 Ruby + 100 Titanium Bars + 100 crystal deposits = 1 Sapphire
Topaz 5 Sapphire + 100 Refined Liquid Resin + 100 crystal deposits = 1 Topaz
Sugalite 5 Topaz + 50 Recombined Organic Matter + 100 crystal deposits = 1 Sugalite
Research crystal dynamics than scan a crystal and you will be able to craft your own.
To install
Extract the contents of the "Crystal Crafting" archive to %localappdata%\ProjectorGames\FortressCraft\Mods\
To uninstall
Delete Bunnymodder.Crystal Crafting from %localappdata%\ProjectorGames\FortressCraft\Mods\