Pink Tourmaline on Quartz D

Pink Tourmaline on Quartz crystals. This opaque purpleish pink tourmaline crystal is about 1.25 inches long. The quartz matrix is about 2.5 inches x 1.25 inches. This specimen was found in Nigeria.

Tourmaline Crystals are popular as gemstones and with mineral collectors around the world. Not one mineral but a group of boron silicate minerals that share crystal structue and many of the same physical properties, but with a variety of chemical formulas.