Assertion: volcano's magma chamber | /r/RelatedTo | the largest caldera
Facets:
value: on olympus mons
type: LOCATION
Source sentences:
text: Using geometric relationships of caldera dimensions from laboratory models, scientists have estimated that the magma chamber associated with the largest caldera on Olympus Mons lies at a depth of about 32 km (105,000 ft) below the caldera floor.