whitestone

from The Collaborative International Dictionary of English v.0.48

Granulite \Gran"u*lite\, n. [From {Granule}.] (Geol.)
   A whitish, granular rock, consisting of feldspar and quartz
   intimately mixed; -- sometimes called {whitestone}, and
   {leptynite}.
   [1913 Webster]

from U.S. Gazetteer (1990)

Whitestone, NY
  Zip code(s): 11357