minetest.register_craft({
	output = "sparkmachine:quarry_marker",
	recipe = {
		{ "sparkmachine:static_strut", "sparkmachine:static_strut" },
		{ "default:steel_ingot", "default:copper_ingot" }
	}
})

minetest.register_craft({
	output = "sparkmachine:lv_furnace",
	recipe = {
		{ "default:clay_brick", "sparkcore:cable", "default:clay_brick"},
		{ "default:clay_brick", "group:steel_chasis", "default:clay_brick" },
		{ "default:clay_brick", "sparkcore:cable","default:clay_brick" }
	}
})