local modname = minetest.get_current_modname()

local wherein =
{
	modname .. ":stone",
	modname .. ":sand",
	modname .. ":grass",
	modname .. ":dirt",
}


minetest.register_ore(
	{
		ore_type = "scatter",
		ore = modname .. ":river_water_source",
		wherein = wherein,
		clust_scarcity = 2,
		clust_num_ores = 25,
		clust_size = 3,
		y_min = -31000,
		y_max = 0,
		noise_threshold = 0.3,
		noise_params =
		{
			offset = 0,
			scale = 0.3,
			spread = {x = 20, y = 200, z = 20},
			seed = 48294,
			octaves = 2,
			persist = 0.6,
		}
	})

minetest.register_ore(
	{
		ore_type = "scatter",
		ore = "air",
		wherein = wherein,
		clust_scarcity = 2,
		clust_num_ores = 13,
		clust_size = 3,
		y_min = 0,
		y_max = 20,
		noise_threshold = 0.3,
		noise_params =
		{
			offset = 0,
			scale = 0.3,
			spread = {x = 20, y = 200, z = 20},
			seed = 48294,
			octaves = 2,
			persist = 0.6,
		}
	})
