What color stone is December?
December | Zircon, Tanzanite and Turquoise
Each of these gemstones carries a unique blue tone making it a perfect birthstone for Minnesota's frigid December winters. Zircon can be found in a variety of colors, but blue is the overwhelming favorite. What is December's color? December Birthstone: Blue Topaz. December Birthstone Color is Blue. The traditional December birthstone is the Blue Zircon, but there are various alternatives that are considered representative of December including turquoise, blue topaz and tanzanite.