Natural Diamond-A Definition. By definition, a natural diamond is a diamond which originates in the earth, and was mined from the earth. The term natural refers to the creation process of the rough diamond material-which has to naturally occur in the earth over millions of years without human intervention.
Lincoln Square, Manhattan. Lincoln Square is the name of both a square and the surrounding neighborhood within the Upper West Side of the New York City borough of Manhattan. Lincoln Square is centered on the intersection of Broadway and Columbus Avenue, between West 65th and West 66th streets.
Union Square is a neighborhood in the southeastern part of Somerville, Massachusetts. It is centered around Union Square proper, which is located at the intersection of Washington Street, Webster Avenue, and Somerville Avenue. The name Union Square comes from the square having been used as a recruitment and mustering site for the Union Army in the American Civil War.