Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Eastern San Juan Basin, San Juan Basin, San Juan County, New Mexico, USAi
Regional Level Types
Eastern San Juan BasinMining District
San Juan BasinBasin
San Juan CountyCounty
New MexicoState
USACountry

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PhotosMapsSearch
Type:
Mining District
Largest Settlements:
PlacePopulation
La Jara207 (2011)
Regina105 (2011)
Mindat Locality ID:
413749
Long-form identifier:
mindat:1:2:413749:1
GUID (UUID V4):
0


No description has been added for this locality. Can you add one?

List of minerals for each chemical element

Fossils

There are 5 fossil localities from the PaleoBioDB database within this region.

These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.

Occurrences12
Youngest Fossil Listed50.3 Ma (Eocene)
Oldest Fossil Listed228 Ma (Late/Upper Triassic)
Stratigraphic Units
UnitNo. OccurrencesAge
San Jose - Regina255.8 - 50.3 Ma (Eocene)
Lewis Shale772.1 - 66 Ma (Late/Upper Cretaceous)
Fruitland183.5 - 66 Ma (Late/Upper Cretaceous)
Chinle - Petrified Forest2228 - 201.3 Ma (Mesozoic)
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Baculites
genus		Animalia : Mollusca : Cephalopoda : Ammonoidea : Baculitidae : Baculites83.5 - 70.6 Ma
Late/Upper Cretaceous
Hoploscaphites
genus		Animalia : Mollusca : Cephalopoda : Ammonoidea : Scaphitidae : Hoploscaphites83.5 - 70.6 Ma
Late/Upper Cretaceous
Inoceramus
genus		Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Inoceramus83.5 - 70.6 Ma
Late/Upper Cretaceous
Saniwa
genus		Animalia : Chordata : Reptilia : Squamata : Varanidae : Saniwa55.8 - 50.3 Ma
Eocene
Coelophysis
genus		Animalia : Chordata : Saurischia : Coelophysidae : Coelophysis228 - 208.5 Ma
Late/Upper Triassic
Hadrosauridae
family		Animalia : Chordata : Reptilia : Dinosauria : Hadrosauridae83.6 - 66 Ma
Late/Upper Cretaceous
Coelophysis bauri
species		Animalia : Chordata : Saurischia : Coelophysidae : Coelophysis : Coelophysis bauri228 - 208.5 Ma
Late/Upper Triassic
Ostrea russelli
species		Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : Ostrea : Ostrea russelli83.5 - 70.6 Ma
Late/Upper Cretaceous
Baculites obtusus
species		Animalia : Mollusca : Cephalopoda : Ammonitida : Baculitidae : Baculites : Baculites obtusus83.5 - 70.6 Ma
Late/Upper Cretaceous
Baculites asperiformis
species		Animalia : Mollusca : Cephalopoda : Ammonoidea : Baculitidae : Baculites : Baculites asperiformis83.5 - 70.6 Ma
Late/Upper Cretaceous
Fossil LocalitiesClick to show 5 fossil localities

Other Regions, Features and Areas that Intersect

North AmericaContinent
North America PlateTectonic Plate
USA

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
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