Aztec Sandstone
E112472
Aztec Sandstone is a prominent Jurassic-age red and cream-colored sandstone formation known for creating the dramatic cliffs and rock formations of the Red Rock Canyon area near Las Vegas, Nevada.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Aztec Sandstone canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T949178 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Aztec Sandstone Context triple: [Red Rock Canyon National Conservation Area, geology, Aztec Sandstone]
-
A.
Tuckahoe marble
Tuckahoe marble is a high-quality white to gray dolomitic marble historically quarried in Westchester County, New York, widely used in prominent 19th-century American buildings and monuments.
-
B.
Colorado Yule marble
Colorado Yule marble is a high-quality, pure white marble from Colorado renowned for its use in major U.S. monuments and buildings.
-
C.
Tennessee marble
Tennessee marble is a high-quality, pinkish to gray crystalline limestone from eastern Tennessee widely used as an ornamental building stone in prominent U.S. monuments and architecture.
-
D.
Aquia Creek sandstone
Aquia Creek sandstone is a historically significant building stone quarried in Virginia, widely known for its use in early U.S. federal architecture including the White House and the Capitol.
-
E.
Tura limestone
Tura limestone is a fine white Egyptian limestone historically prized for its high quality and used as the outer casing stone for major monuments such as the Great Pyramid of Giza.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Aztec Sandstone Target entity description: Aztec Sandstone is a prominent Jurassic-age red and cream-colored sandstone formation known for creating the dramatic cliffs and rock formations of the Red Rock Canyon area near Las Vegas, Nevada.
-
A.
Tuckahoe marble
Tuckahoe marble is a high-quality white to gray dolomitic marble historically quarried in Westchester County, New York, widely used in prominent 19th-century American buildings and monuments.
-
B.
Colorado Yule marble
Colorado Yule marble is a high-quality, pure white marble from Colorado renowned for its use in major U.S. monuments and buildings.
-
C.
Tennessee marble
Tennessee marble is a high-quality, pinkish to gray crystalline limestone from eastern Tennessee widely used as an ornamental building stone in prominent U.S. monuments and architecture.
-
D.
Aquia Creek sandstone
Aquia Creek sandstone is a historically significant building stone quarried in Virginia, widely known for its use in early U.S. federal architecture including the White House and the Capitol.
-
E.
Tura limestone
Tura limestone is a fine white Egyptian limestone historically prized for its high quality and used as the outer casing stone for major monuments such as the Great Pyramid of Giza.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
geologic formation
ⓘ
sandstone formation ⓘ sedimentary rock unit ⓘ |
| colorPattern | banded red and cream ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| depositionalEnvironment |
desert dune field
ⓘ
eolian ⓘ |
| erosionalLandforms |
domes
ⓘ
steep canyons ⓘ towers ⓘ |
| exposedAt | Red Rock Canyon National Conservation Area ⓘ |
| forms |
cliffs of Red Rock Canyon
ⓘ
rock formations of Red Rock Canyon ⓘ |
| geologicAge | Jurassic ⓘ |
| geologicPeriod | Jurassic Period ⓘ |
| givesColorTo | red hues of Red Rock Canyon cliffs ⓘ |
| knownFor |
cross-bedded sandstone structures
ⓘ
dramatic cliffs ⓘ steep rock faces ⓘ |
| lithology | sandstone ⓘ |
| locatedNear | Las Vegas, Nevada ⓘ |
| overlies | older Paleozoic rocks in the region ⓘ |
| permeability | high ⓘ |
| porosity | high ⓘ |
| primaryColor | red ⓘ |
| recreationUse |
hiking
ⓘ
photography ⓘ rock climbing ⓘ |
| regionalGeologyContext | southwestern United States ⓘ |
| rockType | clastic sedimentary rock ⓘ |
| scientificInterest |
example of ancient dune field deposits
ⓘ
study of eolian sedimentary structures ⓘ |
| secondaryColor | cream ⓘ |
| sedimentaryStructure | large-scale cross-bedding ⓘ |
| state | Nevada ⓘ |
| stratigraphicUnitOf | Mesozoic stratigraphy of Nevada ⓘ |
| texture | fine- to medium-grained ⓘ |
| tourismImportance | major scenic attraction near Las Vegas ⓘ |
| typicalCement |
iron-oxide cement
ⓘ
silica cement ⓘ |
| weatheringStyle | differential weathering ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Aztec Sandstone Description of subject: Aztec Sandstone is a prominent Jurassic-age red and cream-colored sandstone formation known for creating the dramatic cliffs and rock formations of the Red Rock Canyon area near Las Vegas, Nevada.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.