GET UP CLOSE AND PERSONAL WITH THIS BREATHTAKING ROCK AT PALISADES STATE PARK, ONE OF THE MANY PLACES WHERE SIOUX QUARTZITE IS EXPOSED al treasur c i g o l e geo No, you’re not wearing rose-colored glasses. The stone you’re seeing throughout our region is a metamorphic rock unique to this area. At over 1.6B years old, it’s almost as hard as a diamond and has been nicknamed “rose stone” because of its pink tones. Many historic buildings stand strong because they are made of this durable stone. While most quartzite rests well below surface soils, in some special places it’s exposed and is absolutely stunning. a u r q t z x i te u o i s