Gem News International Gems & Gemology, Spring 2014, Vol. 50, No. 1 Varieties of Rutilated Quartz – Tucson 2014 Robert Weldon April 30, 2014 Figure 1. This 85 ct quartz crystal contains bright reddish rutile needles. Photo by Robert Weldon; courtesy of Rare Earth Mining Co. About the Author Robert Weldon is manager of photography and visual communications at GIA in Carlsbad, California.