| Name
|
Image
|
Date
|
Location
|
County
|
Ownership
|
Description
|
| Border Hills Structural Zone
|
|
1980
|
33°22′02″N 104°56′54″W / 33.367226°N 104.948359°W / 33.367226; -104.948359 (Border Hills Structural Zone)
|
Lincoln
|
federal (Bureau of Land Management)
|
A rare example of wrench faulting outside the Pacific Coast region.
|
| Bitter Lake Group
|
|
1980
|
33°27′22″N 104°24′06″W / 33.456047°N 104.401621°W / 33.456047; -104.401621 (Bitter Lake Group)
|
Chaves
|
federal (Bitter Lake National Wildlife Refuge)
|
Saline artesian lakes that provide habitat for the only inland occurrence of a marine alga and two rare fish species.
|
| Bueyeros Shortgrass Plains
|
|
1980
|
|
Harding
|
private
|
An example of the blue grama-buffalograss prairie of the Great Plains.
|
| Fort Stanton Cave
|
|
1980
|
33°29′57″N 105°31′26″W / 33.499099°N 105.523798°W / 33.499099; -105.523798 (Fort Stanton Cave)
|
Lincoln
|
federal (Fort Stanton – Snowy River Cave National Conservation Area)
|
Cave containing distinctive examples of selenite needles, starbursts, and velvet flowstone.
|
| Grants Lava Flow
|
|
1969
|
34°53′19″N 107°59′36″W / 34.888718°N 107.993472°W / 34.888718; -107.993472 (Grants Lava Flow)
|
Valencia
|
federal (El Malpais National Conservation Area) & native (Acoma Pueblo)
|
One of the best examples of recent extrusive volcanism.
|
| Ghost Ranch
|
![]()
|
1975
|
36°19′47″N 106°28′26″W / 36.329789°N 106.474°W / 36.329789; -106.474 (Ghost Ranch)
|
Rio Arriba
|
private
|
Fossil site where well-preserved Coelophysis skeletons were found.
|
| Kilbourne Hole
|
|
1975
|
31°58′19″N 106°57′53″W / 31.971944°N 106.964722°W / 31.971944; -106.964722 (Kilbourne Hole)
|
Doña Ana
|
federal (Bureau of Land Management)
|
An example of an uncommon volcanic feature known as a maar.
|
| Mathers Research Natural Area
|
|
1980
|
|
Chaves
|
federal (Bureau of Land Management)
|
The best example of a shinnery oak-sand prairie community in the southern Great Plains.
|
| Mescalero Sands South Dune
|
|
1982
|
33°24′58″N 103°52′11″W / 33.416122°N 103.869842°W / 33.416122; -103.869842 (Mescalero Sands South Dune)
|
Chaves
|
federal (Bureau of Land Management)
|
The best example of an active sand dune system in the southern Great Plains.
|
| Ship Rock
|
|
1975
|
36°41′15″N 108°50′11″W / 36.6875°N 108.836389°W / 36.6875; -108.836389 (Shiprock)
|
San Juan
|
native (Navajo Nation)
|
An outstanding example of an exposed volcanic neck accompanied by radiating dikes.
|
| Torgac Cave
|
|
1974
|
|
Lincoln
|
federal (Bureau of Land Management)
|
Cave with distinctive branching stalactites and helictites, the type site of Torgac-type helictites.
|
| Valles Caldera
|
|
1975
|
35°54′00″N 106°32′00″W / 35.9°N 106.533333°W / 35.9; -106.533333 (Valles Caldera)
|
Rio Arriba, Sandoval
|
federal (Valles Caldera National Preserve)
|
One of the largest calderas in the world.
|
