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Hillsboro volcanic field

Location:

33°04'02.1", 107°34'23.97"

Type:

Basaltic scoria cones and associated lava flows

Age:

4 Ma and older

Significance:

Basalts moderately late in age of eruption on the eastern margins of the Datil-Mogollon field and west of the Engle volcanic area

Composition:

Basaltic, including alkali basalts