Milford pink granite Milford pink granite Milford pink granite, also known as Milford granite or Milford pink is a Proterozoic igneous rock located in and around the town of Milford, Massachusetts, covering an area of approximately 100 km, as mapped by the USGS. From 1870 to 1940, the town of Milford became famous for the "pink" variety of this stone, prized as a building material. According to local legend, the granite was "discovered" in the early 1870s by two brothers, James and William Sherman at Rocky Woods in Milford. At its peak, over 1,000 men labored in dozens of quarries in Milford and
Pikes Peak granite Pikes Peak granite The Pikes Peak granite is a 1.08 billion year old widespread geologic formation found in the central part of the Front Range of Colorado. It is a coarse-grained pink to light red syenogranite with minor gray monzogranite, and it has a distinctive brick-red appearance where it outcrops. The granite gets its name from the Pikes Peak, which is made up almost entirely of this rock. The Pikes Peak granite was emplaced in three major intrusive events in the southern Front Range, now exposed in Colorado's Lost Creek Wilderness, Buffalo Peaks Wilderness, and Pikes Peak. It is the