Assertion: boron | /r/HasProperty | a low-abundance element
Facets:
value: in the solar system
type: LOCATION
value: in the earth's crust
type: LOCATION
Source sentences:
text: Produced entirely by cosmic ray spallation and supernovae and not by stellar nucleosynthesis, it is a low-abundance element in the Solar System and in the Earth's crust.
text: Produced entirely by cosmic ray spallation and supernovae and not by stellar nucleosynthesis, it is a low-abundance element in the Solar system and in the Earth's crust.
text: As a result, it is a low-abundance element in both the solar system and the Earth’s crust.