[1] It is amphibole-free and of coarse particle size (with portions of the rock fine-grained or porphyritic).
[2] Geologist Edward Hitchcock named the granite in 1877 after the town of Conway, New Hampshire, which is near where it is mined.
[3] The Old Man of the Mountain, a famous geologic feature in New Hampshire, was made of Conway granite.
Conway granite is found throughout the lower areas of the central White Mountains, such as Franconia Notch, Crawford Notch, the center of the Pemigewasset Wilderness, and the Saco River valley.
Other exposures of the formation include the Belknap Mountains south of Lake Winnipesaukee.