Sections SEARCH Skip to content Skip to site index New York Log In Log In Today’s Paper New York | How an Ice Age Boulder Became a $3 Million Real Estate Prospect Advertisement Supported by The Cooper Street Rock, in Upper Manhattan, sat undisturbed for millenniums. Now it’s on the market — or at least half of it is. ByAmy Sohn Sept. 20, 2019 Updated 11:56 a.m. ET It is one thing to try to sell a 30,000 cubic foot rock in a hot real estate market; it’s another thing entirely to try to sell half of one. That is precisely what is happening on a stretch in Inwood, the recently rezoned neighborhood in northwest Manhattan. It is there that an investor named Ilan Tavor is trying to sell a vacant lot for close to $3 million — a lot that consists entirely of a 30-foot-tall mound of bedrock. That in and of itself might not be so odd — the new zoning allows a potential d Until recently, the divide of this outcrop has been largely theoretical. In fact, since the fall of 2005, 60 Cooper Street has maintained a sidewalk garden running the length of the rock, stretching…