public static void startSpawningBronze() {
        if(!isSpawningb) {
        isSpawningb = true;
            sched3 = Bukkit.getScheduler().scheduleSyncRepeatingTask(Main.getPlugin(Main.class), new Runnable() {



            @Override
            public void run() {

                Location gold1 = new Location(Bukkit.getWorld("world"), 563.5, 100, -652.5);
                Location gold2 = new Location(Bukkit.getWorld("world"), 564.5, 100, -651.5);
                Location gold3 = new Location(Bukkit.getWorld("world"), 562.5, 100, -650.5);
                Location gold4 = new Location(Bukkit.getWorld("world"), 561.5, 100, -652.5);
                Location bronze1 = new Location(Bukkit.getWorld("world"), 564.5, 99, -760.5);
                Location bronze2 = new Location(Bukkit.getWorld("world"), 562.5, 99, -766.5);
                Location bronze3 = new Location(Bukkit.getWorld("world"), 560.5, 99, -536.5);
                Location bronze4 = new Location(Bukkit.getWorld("world"), 558.5, 99, -541.5);
                Location iron1 = new Location(Bukkit.getWorld("world"), 591.5, 99, -543.5);
                Location iron2 = new Location(Bukkit.getWorld("world"), 531.5, 99, -757.5);

                Entity entity7 = Bukkit.getWorld("world").dropItemNaturally(bronze1, new ItemBuilder(Material.CLAY_BRICK).name("§cBronze").build());
                Entity entity8 = Bukkit.getWorld("world").dropItemNaturally(bronze2, new ItemBuilder(Material.CLAY_BRICK).name("§cBronze").build());
                Entity entity9 = Bukkit.getWorld("world").dropItemNaturally(bronze3, new ItemBuilder(Material.CLAY_BRICK).name("§cBronze").build());
                Entity entity10 = Bukkit.getWorld("world").dropItemNaturally(bronze4, new ItemBuilder(Material.CLAY_BRICK).name("§cBronze").build());
                entities.add(entity7);
                entities.add(entity8);
                entities.add(entity9);
                entities.add(entity10);
            }
        }, 20, 20);
        }
    }