Modern Decor in Custom Fish Tank How can you add a modern finish to your Beautiful Aquarium? How about tumbled glass gravel? whats that? After many years of designing custom aquariums our aquascaping designers chose to try tumbled glass that is used in modern fireplace settings and decided to try it as aquarium gravel. Now what do you think about in an aquarium? See this picture of a beautiful custom starphire glass aquarium with custom coral inserts and tumbled glass chips – what a magnificent sight… With the LED lighting glowing from the glass chips – Now that’s a modern aquarium with class. The glass comes in many sizes and large choice of colors so you can customize it with your set up..