blue with gold slip glazing from top, 7" tall, excellent.Tourmaline is an early period pattern introduced by Roseville Pottery around 1933. Standard colors include blue, green, pink, aqua, and yellow. The pattern style appeals to both Arts and Crafts and Art Deco collectors. The 20 shapes for the Roseville Tourmaline pattern include primarily vases and bowls. Tourmaline was usually marked with foil labels, and some have hand-written shape numbers.