Tharsis Tholus
E498912
Tharsis Tholus is a large, ancient volcanic dome on Mars characterized by its heavily eroded structure and location within the broader Tharsis volcanic region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tharsis Tholus canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4922004 — 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: Tharsis Tholus Context triple: [Tharsis volcanic plateau, contains, Tharsis Tholus]
-
A.
Ceraunius Tholus
Ceraunius Tholus is a medium-sized, ancient Martian volcano characterized by heavily eroded flanks and complex channels, located in the Tharsis volcanic region.
-
B.
Uranius Tholus
Uranius Tholus is a small, ancient Martian volcano located in the Tharsis region, characterized by its eroded, low-relief volcanic dome.
-
C.
Biblis Tholus
Biblis Tholus is a small, isolated Martian volcano located on the Tharsis volcanic rise.
-
D.
Ascraeus Mons
Ascraeus Mons is one of the largest shield volcanoes on Mars, towering above the Tharsis region with a broad, gently sloping profile.
-
E.
Alba Mons
Alba Mons is a vast, low-relief shield volcano on Mars, notable for being one of the largest volcanic edifices in the Solar System by area.
- 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: Tharsis Tholus Target entity description: Tharsis Tholus is a large, ancient volcanic dome on Mars characterized by its heavily eroded structure and location within the broader Tharsis volcanic region.
-
A.
Ceraunius Tholus
Ceraunius Tholus is a medium-sized, ancient Martian volcano characterized by heavily eroded flanks and complex channels, located in the Tharsis volcanic region.
-
B.
Uranius Tholus
Uranius Tholus is a small, ancient Martian volcano located in the Tharsis region, characterized by its eroded, low-relief volcanic dome.
-
C.
Biblis Tholus
Biblis Tholus is a small, isolated Martian volcano located on the Tharsis volcanic rise.
-
D.
Ascraeus Mons
Ascraeus Mons is one of the largest shield volcanoes on Mars, towering above the Tharsis region with a broad, gently sloping profile.
-
E.
Alba Mons
Alba Mons is a vast, low-relief shield volcano on Mars, notable for being one of the largest volcanic edifices in the Solar System by area.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Martian volcano
ⓘ
volcanic dome ⓘ |
| classifiedAs | Tholus-type Martian volcano ⓘ |
| contextOfStudy |
Martian geologic history
ⓘ
Martian volcanism ⓘ Tharsis tectonics ⓘ |
| coordinateLatitude | 13.5°N ⓘ |
| coordinateLongitude | 91°W ⓘ |
| diameter | approximately 155 km ⓘ |
| discoveredBy | Mariner 9 mission NERFINISHED ⓘ |
| erosionProcesses |
landsliding
ⓘ
mass wasting ⓘ possible aeolian erosion ⓘ |
| geologicAge | ancient ⓘ |
| hasCalderaDepth | approximately 3 km ⓘ |
| hasCalderaDiameter | approximately 30 km ⓘ |
| hasFeature |
graben structures
ⓘ
heavily eroded structure ⓘ irregular outline ⓘ landslide deposits ⓘ large central caldera complex ⓘ lava flows ⓘ multiple nested calderas ⓘ radial faulting ⓘ steep flanks ⓘ |
| hasRelief | high-standing volcanic edifice ⓘ |
| height | approximately 8 km ⓘ |
| imagedBy |
Mars Express
NERFINISHED
ⓘ
Mars Global Surveyor NERFINISHED ⓘ Mars Odyssey NERFINISHED ⓘ Mars Reconnaissance Orbiter NERFINISHED ⓘ Viking Orbiter NERFINISHED ⓘ |
| locatedInQuadrangle | Tharsis quadrangle NERFINISHED ⓘ |
| locatedInRegion | Tharsis region NERFINISHED ⓘ |
| locatedOn | Mars NERFINISHED ⓘ |
| nameApprovalYear | 1973 ⓘ |
| nameApprovedBy | International Astronomical Union NERFINISHED ⓘ |
| namedAfter | Tharsis region NERFINISHED ⓘ |
| near |
Ceraunius Tholus
NERFINISHED
ⓘ
Uranius Patera NERFINISHED ⓘ Uranius Tholus NERFINISHED ⓘ |
| partOf | Tharsis volcanic province NERFINISHED ⓘ |
| surfaceAge | Noachian to Hesperian ⓘ |
| surfaceComposition | basaltic lava ⓘ |
| tectonicActivityEvidence | radial and concentric fractures ⓘ |
| volcanicType |
domical volcano
ⓘ
shield-like volcano ⓘ |
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: Tharsis Tholus Description of subject: Tharsis Tholus is a large, ancient volcanic dome on Mars characterized by its heavily eroded structure and location within the broader Tharsis volcanic region.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.