Little Falls Formation

Little Falls Formation
Little Falls Formation
Stratigraphic range: Cambrian
	Herkimer diamond quartz in dolostone (Little Falls Formation; Middleville, New York State)
Type	Formation
Overlies	Proterozoic gneiss
Lithology
Primary	dolomite
Other	sandstone
Location
Region	New York
Country	United States

Last updated July 03, 2025

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.^[1]^[2] The unit contains stromatolites and rare brachiopod fossils.^[2]

References

↑ Herkimer Diamonds, MAGS Explorer, V. 2 No. 7, pp. 1-3, July 11, 2003
1 2 Muskatt, 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

Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database" . Retrieved 17 December 2021.

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[Mags-1] Herkimer Diamonds, MAGS Explorer, V. 2 No. 7, pp. 1-3, July 11, 2003

[usgs-2] 1 2 Muskatt, 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

[1]

[2]

Little Falls Formation

See also

References