Preposition: of

• volcano: Yellowstone, the biggest national park in the US outside Alaska, occupies the caldera of an exceedingly ancient volcano of extraordinary magnitude.

Converse of object

• flood: It is an active volcano with a large flooded caldera open to the sea, which forms a natural harbor.

• form: The collapsed surface of the volcano formed a wide caldera, or crater of sorts, spanning many miles.

• have: Katla volcano rises to 1500 m height and has a 10-km diameter caldera.

• leave: The superstructure crashed into the empty magma chamber, leaving the caldera, a hole where the magma chamber had been.

Adjective modifier

• volcanic: Instead of craters, Voyager 1 found hundreds of volcanic calderas.

• restless: Abstract Hazard assessment and risk mitigation at restless calderas is only possible with adequate geophysical monitoring.

• large: The crater is the largest unbroken ancient caldera in the world.

• unbroken: The crater is the largest unbroken ancient caldera in the world.

• ancient: The crater is the largest unbroken ancient caldera in the world.

• huge: Huge calderas erupted thousands of cubic miles of ash.

Modifies a noun

• rim: Whilst trekking to some of our more distant sites we had caught glimpses of what we suspected to be to be the caldera rim.

• collapse: The proposed genetic model for the Au deposit at Rozalia mine highlights the importance of hydrothermal activity during the early stage of caldera collapse.

• lake: Meltwater continious to flow from the eruptive site toward the subglacial Grimsvotn caldera lake, but at a much reduced rate than before.

• complex: At least five volcanic fields centered on large caldera complexes have been identified.

• fault: Structure, geochemistry and fluid flow in caldera margin faults: Gran Canaria, Spain.

• ring: It broke open sections of the caldera ring, creating two channels to the open water instead of just one.

Noun used with modifier

• puerto: Of the week next morning in what went wrong puerto caldera to.

• erosion: This formation, the Mount Warning erosion caldera, is one of the major examples of this landform in the world.