Nephrite Nephrite can be found in a translucent white to very light yellow form which is known in China as "mutton fat" jade, in an opaque white to very light brown or gray which is known as "chicken bone" jade, as well as in a variety of green colors. Western Canada is the principal source of modern lapidary nephrite. Nephrite jade was used mostly in pre-1800 China as well as in New Zealand, the Pacific Coast and Atlantic Coasts of North America, Neolithic Europe, and southeast Asia. The name "nephrite" is derived from "lapis nephriticus", which in turn is derived from
Rock of Ages Light this light is unusual. The caisson which forms the first level is 25 feet high and contains a two-story cellar. From the bedrock up, a central steel core runs through the center of the structure and is its main support. Although "unique, . . . it bears some resemblance to the 1893 Chicago Harbor Light." Part of the reason for the closing of the Rock Harbor Light station was the 1875 establishment of the Isle Royale Light on Menagerie Island. Shortly thereafter, a third light station was erected in the Isle Royale area -- Passage Island Light lit on July