Refractory panel for a fireplace

A fireplace, comprising:

• walls defining an enclosed space and at least one opening;
• and
• a refractory assembly located inside of the enclosed space and including a refractory panel, the refractory panel positioned such that a textured surface of the refractory panel can be viewed through the opening from outside of the fireplace, the refractory panel including:
• interconnected sub-panels forming the textured surface, wherein adjacent ones of each of the sub-panels are partially separated from each other by gaps located between edges of each of the adjacent subpanels and located within an outer perimeter of the planar or arched-shaped refractory panel, wherein the gaps allow the passage of visible light through the planar or arched-shaped refractory panel.