Ceraunius Tholus
E494852
Ceraunius Tholus is a medium-sized, ancient Martian volcano characterized by heavily eroded flanks and complex channels, located in the Tharsis volcanic region.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Ceraunius Tholus canonical | 3 |
| Ceraunii Montes | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4922001 — 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: Ceraunius Tholus Context triple: [Tharsis volcanic plateau, contains, Ceraunius Tholus]
-
A.
Ahuna Mons
Ahuna Mons is a prominent solitary mountain on the dwarf planet Ceres, notable for its steep slopes, bright salty deposits, and likely cryovolcanic origin.
-
B.
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.
-
C.
Aeolis Mons
Aeolis Mons, also known as Mount Sharp, is a prominent layered mountain on Mars that rises from the center of Gale Crater and has been a primary exploration site for NASA's Curiosity rover.
-
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.
Olympus Mons
Olympus Mons is the largest known volcano and mountain in the Solar System, towering over the Martian landscape with an immense shield-like structure.
- 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: Ceraunius Tholus Target entity description: Ceraunius Tholus is a medium-sized, ancient Martian volcano characterized by heavily eroded flanks and complex channels, located in the Tharsis volcanic region.
-
A.
Ahuna Mons
Ahuna Mons is a prominent solitary mountain on the dwarf planet Ceres, notable for its steep slopes, bright salty deposits, and likely cryovolcanic origin.
-
B.
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.
-
C.
Aeolis Mons
Aeolis Mons, also known as Mount Sharp, is a prominent layered mountain on Mars that rises from the center of Gale Crater and has been a primary exploration site for NASA's Curiosity rover.
-
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.
Olympus Mons
Olympus Mons is the largest known volcano and mountain in the Solar System, towering over the Martian landscape with an immense shield-like structure.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Martian volcano
ⓘ
astrogeological feature ⓘ |
| discoveredBy | Mariner 9 imaging ⓘ |
| erosionState | more eroded than younger Tharsis volcanoes ⓘ |
| eruptiveHistory | multiple eruptive episodes inferred from overlapping flows ⓘ |
| hasAge | Noachian to early Hesperian ⓘ |
| hasCalderaDiameter | approximately 25 km ⓘ |
| hasDiameter | approximately 130 km ⓘ |
| hasEponym |
Ceraunii Mountains
ⓘ
linked to:
Ceraunian Mountains
|
| hasFeature |
complex channel systems
ⓘ
fan-shaped deposits at flank bases ⓘ lava flow deposits ⓘ possible pyroclastic deposits ⓘ summit caldera complex ⓘ |
| hasHeight | approximately 5 km ⓘ |
| hasLatitude | approximately 24°N ⓘ |
| hasLongitude | approximately 262°E ⓘ |
| hasMorphology |
asymmetric flank erosion
ⓘ
deeply incised canyons ⓘ heavily eroded flanks ⓘ radial valleys and channels ⓘ |
| hasNearbyFeature |
Alba Mons
ⓘ
Tharsis Montes ⓘ Uranius Mons ⓘ Uranius Tholus ⓘ |
| hasRelativeSize | medium-sized compared to other Tharsis volcanoes ⓘ |
| hasSummitCaldera | true ⓘ |
| imagedBy |
Mars Express
ⓘ
Mars Global Surveyor ⓘ Mars Reconnaissance Orbiter ⓘ Viking Orbiter ⓘ |
| interpretedAs | ancient, inactive volcano ⓘ |
| locatedIn |
Tharsis region
ⓘ
linked to:
Tharsis volcanic plateau
Tharsis volcanic province ⓘ
linked to:
Tharsis volcanic plateau
|
| locatedInQuadrangle | Tharsis quadrangle ⓘ |
| locatedOn | Mars ⓘ |
| nameLanguage | Latin ⓘ |
| partOf |
Tharsis volcanic rise
ⓘ
linked to:
Tharsis volcanic plateau
|
| showsEvidenceOf |
fluvial modification
ⓘ
groundwater sapping channels ⓘ long-lived erosion ⓘ possible glacial or periglacial processes ⓘ |
| studiedInDiscipline |
planetary geology
ⓘ
volcanology ⓘ |
| surfaceComposition | basaltic lava ⓘ |
| volcanicActivityType | effusive volcanism ⓘ |
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: Ceraunius Tholus Description of subject: Ceraunius Tholus is a medium-sized, ancient Martian volcano characterized by heavily eroded flanks and complex channels, located in the Tharsis volcanic region.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Ceraunius Tholus