basic gem class

public static int BlockID = 500;
        public static int ItemID = 6000;

        public static int rubyOreID, rubyBlockID, sapphireOreID, sapphireBlockID, pureOreID, pureBlockID;
        public static int rubyID, rubyPickID, rubySwordID, rubyShovelID, rubyAxeID, rubyHoeID, rubyHelmetID, rubyChestplateID, rubyLeggingsID, rubyBootsID, sapphireID;
        public static int sapphirePickID, sapphireSwordID, sapphireShovelID, sapphireAxeID, sapphireHoeID, sapphireHelmetID, sapphireChestplateID, sapphireLeggingsID, sapphireBootsID;
        public static int emeraldPickID, emeraldSwordID, emeraldShovelID, emeraldAxeID, emeraldHoeID, emeraldHelmetID, emeraldChestplateID, emeraldLeggingsID, emeraldBootsID;
        public static int firedGemID, pureGemID, purePickID, pureSwordID, pureShovelID, pureAxeID, pureHoeID, pureHelmetID, pureChestplateID, pureLeggingsID, pureBootsID;

        public static Block RubyOre, RubyBlock, SapphireOre, SapphireBlock, PureOre, PureBlock;
        public static Item Ruby, RubyPickaxe, RubySword, RubyShovel, RubyAxe, RubyHoe, RubyHelmet, RubyChestplate, RubyLeggings, RubyBoots;
        public static Item Sapphire, SapphirePickaxe, SapphireSword, SapphireShovel, SapphireAxe, SapphireHoe, SapphireHelmet, SapphireChestplate, SapphireLeggings, SapphireBoots;
        public static Item EmeraldPickaxe, EmeraldSword, EmeraldShovel, EmeraldAxe, EmeraldHoe, EmeraldHelmet, EmeraldChestplate, EmeraldLeggings, EmeraldBoots;
        public static Item FiredGem, PureGem, PurePickaxe, PureSword, PureShovel, PureAxe, PureHoe, PureHelmet, PureChestplate, PureLeggings, PureBoots;

        @EventHandler
        public void preInit(FMLPreInitializationEvent event) {
                Configuration config = new Configuration(event.getSuggestedConfigurationFile());
                config.load();
                        rubyOreID = config.get("block", "rubyOre", BlockID+0).getInt();
                        rubyBlockID = config.get("block", "rubyBlock", BlockID+2).getInt();
                        sapphireOreID = config.get("block", "sapphireOre", BlockID+1).getInt();
                        sapphireBlockID = config.get("block", "sapphireBlock", BlockID+3).getInt();
                        pureOreID = config.get("block", "pureOre", BlockID+4).getInt();
                        pureBlockID = config.get("block", "pureBlock", BlockID+5).getInt();
                        rubyID = config.get("item", "ruby", ItemID+0).getInt()-256;
                        rubyPickID = config.get("item", "rubyPickaxe", ItemID+1).getInt()-256;
                        rubySwordID = config.get("item", "rubySword", ItemID+2).getInt()-256;
                        rubyShovelID = config.get("item", "rubyShovel", ItemID+3).getInt()-256;
                        rubyAxeID = config.get("item", "rubyAxe", ItemID+4).getInt()-256;
                        rubyHoeID = config.get("item", "rubyHoe", ItemID+5).getInt()-256;
                        //rubyHelmetID = config.get("item", "rubyHelmet", ItemID+6).getInt()-256;
                        //rubyChestplateID = config.get("item", "rubyChestplate", ItemID+7).getInt()-256;
                        //rubyLeggingsID = config.get("item", "rubyLeggings", ItemID+8).getInt()-256;
                        //rubyBootsID = config.get("item", "rubyBoots", ItemID+9).getInt()-256;
                        sapphireID = config.get("item", "sapphire", ItemID+10).getInt()-256;
                        sapphirePickID = config.get("item", "sapphirePickaxe", ItemID+11).getInt()-256;
                        sapphireSwordID = config.get("item", "sapphireSword", ItemID+12).getInt()-256;
                        sapphireShovelID = config.get("item", "sapphireShovel", ItemID+13).getInt()-256;
                        sapphireAxeID = config.get("item", "sapphireAxe", ItemID+14).getInt()-256;
                        sapphireHoeID = config.get("item", "sapphireHoe", ItemID+15).getInt()-256;
                        //sapphireHelmetID = config.get("item", "sapphireHelmet", ItemID+16).getInt()-256;
                        //sapphireChestplateID = config.get("item", "sapphireChestplate", ItemID+17).getInt()-256;
                        //sapphireLeggingsID = config.get("item", "sapphireLeggings", ItemID+18).getInt()-256;
                        //sapphireBootsID = config.get("item", "sapphireBoots", ItemID+19).getInt()-256;
                        emeraldPickID = config.get("item", "emeraldPickaxe", ItemID+20).getInt()-256;
                        emeraldSwordID = config.get("item", "emeraldSword", ItemID+21).getInt()-256;
                        emeraldShovelID = config.get("item", "emeraldShovel", ItemID+22).getInt()-256;
                        emeraldAxeID = config.get("item", "emeraldAxe", ItemID+23).getInt()-256;
                        emeraldHoeID = config.get("item", "emeraldHoe", ItemID+24).getInt()-256;
                        //emeraldHelmetID = config.get("item", "emeraldHelmet", ItemID+25).getInt()-256;
                        //emeraldChestplateID = config.get("item", "emeraldChestplate", ItemID+26).getInt()-256;
                        //emeraldLeggingsID = config.get("item", "emeraldLeggings", ItemID+27).getInt()-256;
                        //emeraldBootsID = config.get("item", "emeraldBoots", ItemID+28).getInt()-256;
                        firedGemID = config.get("item", "firedGem", ItemID+29).getInt()-256;
                        pureGemID = config.get("item", "pureGem", ItemID+30).getInt()-256;
                        purePickID = config.get("item", "purePickaxe", ItemID+31).getInt()-256;
                        pureSwordID = config.get("item", "pureSword", ItemID+32).getInt()-256;
                        pureShovelID = config.get("item", "pureShovel", ItemID+33).getInt()-256;
                        pureAxeID = config.get("item", "pureAxe", ItemID+34).getInt()-256;
                        pureHoeID = config.get("item", "pureHoe", ItemID+35).getInt()-256;
                        //pureHelmetID = config.get("item", "pureHelmet", ItemID+36).getInt()-256;
                        //pureChestplateID = config.get("item", "pureChestplate", ItemID+37).getInt()-256;
                        //pureLeggingsID = config.get("item", "pureLeggings", ItemID+38).getInt()-256;
                        //pureBootsID = config.get("item", "pureBoots", ItemID+39).getInt()-256;

                config.save();

                RubyOre = new RubyOre(rubyOreID);
                RubyBlock = new RubyBlock(rubyBlockID);
                SapphireOre = new SapphireOre(sapphireOreID);
                SapphireBlock = new SapphireBlock(sapphireBlockID);
                PureOre = new PureOre(pureOreID);
                PureBlock = new PureBlock(pureBlockID);
                //Ruby
                Ruby = new Ruby(rubyID);
                RubyPickaxe = new RubyPickaxe(rubyPickID, toolRuby);
                RubySword = new RubySword(rubySwordID, toolRuby);
                RubyShovel = new RubyShovel(rubyShovelID, toolRuby);
                RubyAxe = new RubyAxe(rubyAxeID, toolRuby);
                RubyHoe = new RubyHoe(rubyHoeID, toolRuby);
                //RubyHelmet = new RubyHelmet(rubyHelmetID, armorRuby);
                //RubyChestplate = new RubyChestplate(rubyChestplateID, armorRuby);
                //RubyLeggings = new RubyLeggings(rubyLeggingsID, armorRuby);
                //RubyBoots = new RubyBoots(rubyBootsID, armorRuby);
                //Sapphire
                Sapphire = new Sapphire(sapphireID);
                SapphirePickaxe = new SapphirePickaxe(sapphirePickID, toolSapphire);
                SapphireSword = new SapphireSword(sapphireSwordID, toolSapphire);
                SapphireShovel = new SapphireShovel(sapphireShovelID, toolSapphire);
                SapphireAxe = new SapphireAxe(sapphireAxeID, toolSapphire);
                SapphireHoe = new SapphireHoe(sapphireHoeID, toolSapphire);
                //SapphireHelmet = new SapphireHelmet(sapphireHelmetID, armorSapphire);
                //SapphireChestplate = new SapphireChestplate(sapphireChestplateID, armorSapphire);
                //SapphireLeggings = new SapphireLeggings(sapphireLeggingsID, armorSapphire);
                //SapphireBoots = new SapphireBoots(sapphireBootsID, armorSapphire);
                //Emerald
                EmeraldPickaxe = new EmeraldPickaxe(emeraldPickID, toolEmerald);
                EmeraldSword = new EmeraldSword(emeraldSwordID, toolEmerald);
                EmeraldShovel = new EmeraldShovel(emeraldShovelID, toolEmerald);
                EmeraldAxe = new EmeraldAxe(emeraldAxeID, toolEmerald);
                EmeraldHoe = new EmeraldHoe(emeraldHoeID, toolEmerald);
                //EmeraldHelmet = new EmeraldHelmet(emeraldHelmetID, armorEmerald);
                //EmeraldChestplate = new EmeraldChestplate(emeraldChestplateID, armorEmerald);
                //EmeraldLeggings = new EmeraldLeggings(emeraldLeggingsID, armorEmerrald);
                //EmeraldBoots = new EmeraldBoots(emeraldBootsID, armorEmerald);
                //PureGem
                FiredGem = new FiredGem(firedGemID);
                PureGem = new PureGem(pureGemID);
                PurePickaxe = new PurePickaxe(purePickID, toolPure);
                PureSword = new PureSword(pureSwordID, toolPure);
                PureShovel = new PureShovel(pureShovelID, toolPure);
                PureAxe = new PureAxe(pureAxeID, toolPure);
                PureHoe = new PureHoe(pureHoeID, toolPure);
                //PureHelmet = new PureHelmet(pureHelmetID, armorPure);
                //PureChestplate = new PureChestplate(pureChestplateID, armorPure);
                //PureLeggings = new PureLeggings(pureLeggingsID, armorPure);
                //PureBoots = new PureBoots(pureBootsID, armorPure);

        }

        @EventHandler
        public void load(FMLInitializationEvent event) {
                //Item data
                LanguageRegistry.addName(Ruby, "Ruby");
                GameRegistry.addShapelessRecipe(new ItemStack(Gem.Ruby, 9), new ItemStack(Gem.RubyBlock));

                LanguageRegistry.addName(Sapphire, "Sapphire");
                GameRegistry.addShapelessRecipe(new ItemStack(Gem.Sapphire, 9), new ItemStack(Gem.SapphireBlock));

                LanguageRegistry.addName(FiredGem, "Fired Gem");
                GameRegistry.addSmelting(Item.emerald.itemID, new ItemStack(Gem.FiredGem), 1.0F);
                GameRegistry.addSmelting(Gem.Ruby.itemID, new ItemStack(Gem.FiredGem), 1.0F);
                GameRegistry.addSmelting(Gem.Sapphire.itemID, new ItemStack(Gem.FiredGem), 1.0F);

                LanguageRegistry.addName(PureGem, "Pure Gem");
                GameRegistry.addRecipe(new ItemStack(Gem.PureGem, 1), new Object [] {"xxx", "xxx", "xxx", 'x', FiredGem});
                GameRegistry.addShapelessRecipe(new ItemStack(Gem.PureGem, 9), new ItemStack(Gem.PureBlock));

                //Tool data
                //Ruby
                LanguageRegistry.addName(RubyPickaxe, "Ruby Pickaxe");
                GameRegistry.addRecipe(new ItemStack(Gem.RubyPickaxe, 1), new Object [] {"xxx", " y ", " y ", 'x', Ruby, 'y', Item.stick});

                LanguageRegistry.addName(RubySword, "Ruby Sword");
                GameRegistry.addRecipe(new ItemStack(Gem.RubySword, 1), new Object [] {" x ", " x ", " y ", 'x', Ruby, 'y', Item.stick});

                LanguageRegistry.addName(RubyAxe, "Ruby Axe");
                GameRegistry.addRecipe(new ItemStack(Gem.RubyAxe, 1), new Object [] {"xx ", "xy ", " y ", 'x', Ruby, 'y', Item.stick});

                LanguageRegistry.addName(RubyShovel, "Ruby Shovel");
                GameRegistry.addRecipe(new ItemStack(Gem.RubyShovel, 1), new Object [] {" x ", " y ", " y ", 'x', Ruby, 'y', Item.stick});

                LanguageRegistry.addName(RubyHoe, "Ruby Hoe");
                //GameRegistry.addRecipe(new ItemStack(Gem.RubyHoe, 1), new Object [] {"xx ", " y ", " y ", 'x', Ruby, 'y', Item.stick});

                //LanguageRegistry.addName(RubyHelmet, "Ruby Helmet");
                //GameRegistry.addRecipe(new ItemStack(Gem.RubyHelmet, 1), new Object [] {"xxx", "x x", 'x', Ruby});

                //LanguageRegistry.addName(RubyChestplate, "Ruby Chestplate");
                //GameRegistry.addRecipe(new ItemStack(Gem.RubyChestplate, 1), new Object [] {"x x", "xxx", "xxx", 'x', Ruby});

                //LanguageRegistry.addName(RubyLeggings, "Ruby Leggings");
                //GameRegistry.addRecipe(new ItemStack(Gem.RubyLeggings, 1), new Object [] {"xxx", "x x", "x x", 'x', Ruby});

                //LanguageRegistry.addName(RubyBoots, "Ruby Boots");
                //GameRegistry.addRecipe(new ItemStack(Gem.RubyBoots, 1), new Object [] {"x x", "x x", 'x', Ruby});

                //Sapphire
                LanguageRegistry.addName(SapphirePickaxe, "Sapphire Pickaxe");
                GameRegistry.addRecipe(new ItemStack(Gem.SapphirePickaxe, 1), new Object [] {"xxx", " y ", " y ", 'x', Sapphire, 'y', Item.stick});

                LanguageRegistry.addName(SapphireSword, "Sapphire Sword");
                GameRegistry.addRecipe(new ItemStack(Gem.SapphireSword, 1), new Object [] {" x ", " x ", " y ", 'x', Sapphire, 'y', Item.stick});

                LanguageRegistry.addName(SapphireAxe, "Sapphire Axe");
                GameRegistry.addRecipe(new ItemStack(Gem.SapphireAxe, 1), new Object [] {"xx ", "xy ", " y ", 'x', Sapphire, 'y', Item.stick});

                LanguageRegistry.addName(SapphireShovel, "Sapphire Shovel");
                GameRegistry.addRecipe(new ItemStack(Gem.SapphireShovel, 1), new Object [] {" x ", " y ", " y ", 'x', Sapphire, 'y', Item.stick});

                LanguageRegistry.addName(SapphireHoe, "Sapphire Hoe");
                GameRegistry.addRecipe(new ItemStack(Gem.SapphireHoe, 1), new Object [] {"xx ", " y ", " y ", 'x', Sapphire, 'y', Item.stick});

                //LanguageRegistry.addName(SapphireHelmet, "Sapphire Helmet");
                //GameRegistry.addRecipe(new ItemStack(Gem.SapphireHelmet, 1), new Object [] {"xxx", "x x", 'x', Sapphire});

                //LanguageRegistry.addName(SapphireChestplate, "Sapphire Chestplate");
                //GameRegistry.addRecipe(new ItemStack(Gem.SapphireChestplate, 1), new Object [] {"x x", "xxx", "xxx", 'x', Sapphire});

                //LanguageRegistry.addName(SapphireLeggings, "Sapphire Leggings");
                //GameRegistry.addRecipe(new ItemStack(Gem.SapphireLeggings, 1), new Object [] {"xxx", "x x", "x x", 'x', Sapphire});

                //LanguageRegistry.addName(SapphireBoots, "Sapphire Boots");
                //GameRegistry.addRecipe(new ItemStack(Gem.SapphireBoots, 1), new Object [] {"x x", "x x", 'x', Sapphire});

                //Emerald
                LanguageRegistry.addName(EmeraldPickaxe, "Emerald Pickaxe");
                GameRegistry.addRecipe(new ItemStack(Gem.EmeraldPickaxe, 1), new Object [] {"xxx", " y ", " y ", 'x', Item.emerald, 'y', Item.stick});

                LanguageRegistry.addName(EmeraldSword, "Emerald Sword");
                GameRegistry.addRecipe(new ItemStack(Gem.EmeraldSword, 1), new Object [] {" x ", " x ", " y ", 'x', Item.emerald, 'y', Item.stick});

                LanguageRegistry.addName(EmeraldAxe, "Emerald Axe");
                GameRegistry.addRecipe(new ItemStack(Gem.EmeraldAxe, 1), new Object [] {"xx ", "xy ", " y ", 'x', Item.emerald, 'y', Item.stick});

                LanguageRegistry.addName(EmeraldShovel, "Emerald Shovel");
                GameRegistry.addRecipe(new ItemStack(Gem.EmeraldShovel, 1), new Object [] {" x ", " y ", " y ", 'x', Item.emerald, 'y', Item.stick});

                LanguageRegistry.addName(EmeraldHoe, "Emerald Hoe");
                GameRegistry.addRecipe(new ItemStack(Gem.EmeraldHoe, 1), new Object [] {"xx ", " y ", " y ", 'x', Item.emerald, 'y', Item.stick});

                //LanguageRegistry.addName(EmeraldHelmet, "Emerald Helmet");
                //GameRegistry.addRecipe(new ItemStack(Gem.EmeraldHelmet, 1), new Object [] {"xxx", "x x", 'x', Item.emerald});

                //LanguageRegistry.addName(EmeraldChestplate, "Emerald Chestplate");
                //GameRegistry.addRecipe(new ItemStack(Gem.EmeraldChestplate, 1), new Object [] {"x x", "xxx", "xxx", 'x', Item.emerald});

                //LanguageRegistry.addName(EmeraldLeggings, "Emerald Leggings");
                //GameRegistry.addRecipe(new ItemStack(Gem.EmeraldLeggings, 1), new Object [] {"xxx", "x x", "x x", 'x', Item.emerald});

                //LanguageRegistry.addName(EmeraldBoots, "Emerald Boots");
                //GameRegistry.addRecipe(new ItemStack(Gem.EmeraldBoots, 1), new Object [] {"x x", "x x", 'x', Item.emerald});

                //Pure Gem
                LanguageRegistry.addName(PurePickaxe, "Pure Pickaxe");
                GameRegistry.addRecipe(new ItemStack(Gem.PurePickaxe, 1), new Object [] {"xxx", " y ", " y ", 'x', PureGem, 'y', Item.stick});

                LanguageRegistry.addName(PureSword, "Pure Sword");
                GameRegistry.addRecipe(new ItemStack(Gem.PureSword, 1), new Object [] {" x ", " x ", " y ", 'x', PureGem, 'y', Item.stick});

                LanguageRegistry.addName(PureAxe, "Pure Axe");
                GameRegistry.addRecipe(new ItemStack(Gem.PureAxe, 1), new Object [] {"xx ", "xy ", " y ", 'x', PureGem, 'y', Item.stick});

                LanguageRegistry.addName(PureShovel, "Pure Shovel");
                GameRegistry.addRecipe(new ItemStack(Gem.PureShovel, 1), new Object [] {" x ", " y ", " y ", 'x', PureGem, 'y', Item.stick});

                LanguageRegistry.addName(PureHoe, "Pure Hoe");
                GameRegistry.addRecipe(new ItemStack(Gem.PureHoe, 1), new Object [] {"xx ", " y ", " y ", 'x', PureGem, 'y', Item.stick});

                //LanguageRegistry.addName(PureHelmet, "Pure Helmet");
                //GameRegistry.addRecipe(new ItemStack(Gem.PureHelmet, 1), new Object [] {"xxx", "x x", 'x', PureGem});

                //LanguageRegistry.addName(PureChestplate, "Pure Chestplate");
                //GameRegistry.addRecipe(new ItemStack(Gem.PureChestplate, 1), new Object [] {"x x", "xxx", "xxx", 'x', PureGem});

                //LanguageRegistry.addName(PureLeggings, "Pure Leggings");
                //GameRegistry.addRecipe(new ItemStack(Gem.PureLeggings, 1), new Object [] {"xxx", "x x", "x x", 'x', PureGem});

                //LanguageRegistry.addName(PureBoots, "Pure Boots");
                //GameRegistry.addRecipe(new ItemStack(Gem.PureBoots, 1), new Object [] {"x x", "x x", 'x', PureGem});

                //Block data
                LanguageRegistry.addName(RubyOre, "Ruby Ore");
                MinecraftForge.setBlockHarvestLevel(RubyOre, "pickaxe", 2);
                GameRegistry.registerBlock(RubyOre, "RubyOre");

                LanguageRegistry.addName(RubyBlock, "Block of Ruby");
                MinecraftForge.setBlockHarvestLevel(RubyBlock, "pickaxe", 2);
                GameRegistry.registerBlock(RubyBlock, "RubyBlock");
                GameRegistry.addRecipe(new ItemStack(Gem.RubyBlock), "xxx", "xxx", "xxx", 'x', Ruby);

                LanguageRegistry.addName(SapphireOre, "Sapphire Ore");
                MinecraftForge.setBlockHarvestLevel(SapphireOre, "pickaxe", 2);
                GameRegistry.registerBlock(SapphireOre, "SapphireOre");

                LanguageRegistry.addName(SapphireBlock, "Block of Sapphire");
                MinecraftForge.setBlockHarvestLevel(SapphireBlock, "pickaxe", 2);
                GameRegistry.registerBlock(SapphireBlock, "SapphireBlock");
                GameRegistry.addRecipe(new ItemStack(Gem.SapphireBlock), "xxx", "xxx", "xxx", 'x', Sapphire);

                LanguageRegistry.addName(PureOre, "Pure Ore");
                MinecraftForge.setBlockHarvestLevel(PureOre, "pickaxe", 3);
                GameRegistry.registerBlock(PureOre, "PureOre");

                LanguageRegistry.addName(PureBlock, "Pure Block");
                MinecraftForge.setBlockHarvestLevel(PureBlock, "pickaxe", 2);
                GameRegistry.registerBlock(PureBlock, "PureBlock");
                GameRegistry.addRecipe(new ItemStack(Gem.PureBlock), "xxx", "xxx", "xxx", 'x', PureGem);

                //WorldGen data
                GameRegistry.registerWorldGenerator(new RubyOreWorldGeneration());
                GameRegistry.registerWorldGenerator(new SapphireOreWorldGeneration());
                GameRegistry.registerWorldGenerator(new PureOreWorldGeneration());