The Little Falls Formation or Little Falls Dolostone is a geologic formation in New York. The unit is of Cambrian age and rests unconformably on Precambrian rock. The unit is noted as the host for the Herkimer diamonds of New York.Herkimer Diamonds, MAGS Explorer, V. 2 No. 7, pp. 1-3, July 11, 2003Muskatt, H.S., and Tollerton, V.P., Jr., 1992, The Little Falls Dolostone (Late Cambrian); stratigraphy and mineralogy, IN April, R.H., ed., Field trip guidebook: New York State Geological Association Guidebook, 64th annual meeting, Hamilton, NY, September 18–20, 1992, no. 64, p. 200-215 as quoted in GEOLEX, USGS The unit contains stromatolites and rare brachiopod fossils.

See also

List of fossiliferous stratigraphic units in New York

References