Choose dense wood such as oak. The wood should be split and stored in a high, dry place for at least six months. Green woods, such as pine, are not recommended for a wood burning fireplace, as they can produce more creosote. Yes, you can light a wood burning fireplace all day long.
However, there are a few things to keep in mind. First of all, you will need a good supply of wood. Secondly, it will be necessary to properly attend to the fire to prevent it from going out. Thirdly, it will be necessary to clean the chimney regularly to prevent the accumulation of soot.