Assertion: astatine | /r/AtLocation | minute amounts
Facets:
value: extremely
type: DEGREE
value: near uranium and thorium minerals
type: LOCATION
Source sentences:
text: Although astatine is produced by radioactive decay in nature, due to its short half life it is found only in minute amounts.
text: Astatine is almost non-existent on the Earth, and is found only in extremely minute quantities near uranium and thorium minerals.
text: Although astatine is produced by radioactive decay in nature, due to its short half life it is found only in minute amounts.
text: Although astatine is produced by radioactive decay in nature, due to its short half life it is found only in minute amounts.
text: Although astatine is produced by radioactive decay in nature, due to its short half life it is found only in minute amounts.