Mesa Falls Tuff eruption
E708322
The Mesa Falls Tuff eruption was a major explosive volcanic event in the Yellowstone region that produced extensive ash-flow deposits and helped shape an earlier phase of the Yellowstone volcanic system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mesa Falls Tuff eruption canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7960189 — 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: Mesa Falls Tuff eruption Context triple: [Yellowstone Caldera, previousCalderaFormingEruption, Mesa Falls Tuff eruption]
-
A.
Huckleberry Ridge Tuff eruption
The Huckleberry Ridge Tuff eruption was an enormous supereruption of the Yellowstone hotspot about 2.1 million years ago, producing vast ash deposits and helping form one of the largest known calderas on Earth.
-
B.
Chahorra eruption
The Chahorra eruption was a historic volcanic event of Pico Viejo on Tenerife in the Canary Islands, notable for its lava flows and impact on the island’s landscape.
-
C.
Neapolitan Yellow Tuff eruption
The Neapolitan Yellow Tuff eruption was a major explosive volcanic event in the Campi Flegrei (Phlegraean Fields) near Naples, Italy, that produced extensive tuff deposits and significantly shaped the region’s geology and landscape.
-
D.
Oruanui eruption of Taupō volcano
The Oruanui eruption of Taupō volcano was a massive supereruption about 26,500 years ago that created Lake Taupō and is one of the largest known volcanic eruptions on Earth in the last 100,000 years.
-
E.
Thera eruption
The Thera eruption was a massive Bronze Age volcanic explosion on the Aegean island of Thera (Santorini) that devastated nearby regions and is often linked to the collapse of Minoan civilization.
- 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: Mesa Falls Tuff eruption Target entity description: The Mesa Falls Tuff eruption was a major explosive volcanic event in the Yellowstone region that produced extensive ash-flow deposits and helped shape an earlier phase of the Yellowstone volcanic system.
-
A.
Huckleberry Ridge Tuff eruption
The Huckleberry Ridge Tuff eruption was an enormous supereruption of the Yellowstone hotspot about 2.1 million years ago, producing vast ash deposits and helping form one of the largest known calderas on Earth.
-
B.
Chahorra eruption
The Chahorra eruption was a historic volcanic event of Pico Viejo on Tenerife in the Canary Islands, notable for its lava flows and impact on the island’s landscape.
-
C.
Neapolitan Yellow Tuff eruption
The Neapolitan Yellow Tuff eruption was a major explosive volcanic event in the Campi Flegrei (Phlegraean Fields) near Naples, Italy, that produced extensive tuff deposits and significantly shaped the region’s geology and landscape.
-
D.
Oruanui eruption of Taupō volcano
The Oruanui eruption of Taupō volcano was a massive supereruption about 26,500 years ago that created Lake Taupō and is one of the largest known volcanic eruptions on Earth in the last 100,000 years.
-
E.
Thera eruption
The Thera eruption was a massive Bronze Age volcanic explosion on the Aegean island of Thera (Santorini) that devastated nearby regions and is often linked to the collapse of Minoan civilization.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf | volcanic eruption ⓘ |
| age | Pleistocene ⓘ |
| approximateAgeInMillionsOfYears | 1.3 ⓘ |
| associatedWith |
Island Park Caldera
NERFINISHED
ⓘ
Yellowstone hotspot NERFINISHED ⓘ |
| cause | Yellowstone mantle plume NERFINISHED ⓘ |
| chronologicalPhaseOf | Yellowstone volcanic system NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| depositName | Mesa Falls Tuff NERFINISHED ⓘ |
| depositType |
ash-flow tuff
ⓘ
welded tuff ⓘ |
| eruptionStyle |
Plinian
ⓘ
caldera-forming ⓘ |
| eruptionType | ash-flow eruption ⓘ |
| eruptiveCenter | Island Park Caldera area NERFINISHED ⓘ |
| formsPartOf | Yellowstone Plateau volcanic field eruptive history ⓘ |
| hasConsequence |
landscape modification in Yellowstone region
ⓘ
widespread tephra dispersal in western North America ⓘ |
| hasProduct | Mesa Falls Tuff NERFINISHED ⓘ |
| helpedShape | earlier phase of the Yellowstone volcanic system ⓘ |
| location |
Island Park area
NERFINISHED
ⓘ
Yellowstone region NERFINISHED ⓘ |
| magnitude | large ⓘ |
| namedAfter | Mesa Falls NERFINISHED ⓘ |
| olderThan | Lava Creek Tuff eruption NERFINISHED ⓘ |
| partOf | Yellowstone volcanic system NERFINISHED ⓘ |
| produced |
extensive ash-flow deposits
ⓘ
ignimbrite ⓘ |
| region |
eastern Idaho
NERFINISHED
ⓘ
northwestern Wyoming ⓘ |
| relatedHazard |
ash fall
ⓘ
pyroclastic flows ⓘ |
| relatedProcess | caldera collapse ⓘ |
| stratigraphicUnit | Mesa Falls Tuff NERFINISHED ⓘ |
| studyDiscipline |
igneous petrology
ⓘ
volcanology ⓘ |
| tectonicSetting | intraplate hotspot ⓘ |
| VEI | 7 ⓘ |
| volcanicField | Yellowstone Plateau volcanic field NERFINISHED ⓘ |
| youngerThan | Huckleberry Ridge Tuff eruption NERFINISHED ⓘ |
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: Mesa Falls Tuff eruption Description of subject: The Mesa Falls Tuff eruption was a major explosive volcanic event in the Yellowstone region that produced extensive ash-flow deposits and helped shape an earlier phase of the Yellowstone volcanic system.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.