Geology and Minerals

Big Rock Formation

The Big Rock Formation is a formation that crops out in the Tusas Mountains of northern New Mexico. Detrital zircon geochronology gives a maximum age for the formation of 1665 Mya, corresponding to the Statherian period.

Also on this shelf

See also

• ▸Burra, South Australia
• ▸Bawit
• ▸Gunflint chert

Uncatalogued shelf

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