MARCH BIRTHSTONES--AQUAMARINE AND SKY-BLUE TOPAZ These are the birthstones that the month of March features: Aquamarine and Sky Blue Topaz. Both aquamarine and sky blue topaz are wonderful options to represent a March birthstone, in fact they are wonderful choices for anyone who enjoys the blue hues of either stone. AQUAMARINE "Aquamarine refers to beryl that is pale blue, light blue-green, or even light green. It is usually clear, but iron content gives it its blue/green co