Louis XVI Style Fireplace. Louis XVI Style Fireplace Mantel, 19th Century. A very nice and decorative French Louis VI Fireplace mantel in soft toned limestone. The mantel has a lovely rectangular and profiled top shelf above a panel frieze with crisp carved acanthus paterae endblock above flutes jambs on plain endblocks. The interior dimensions of the fireplace: Height: 35.43 inch...