Assertion: apatite | /r/MadeOf | uranium
Facets:
value: often
type: TEMPORAL
value: typically
type: DEGREE
Source sentences:
text: However, apatite often contains uranium and its equally radioactive decay-chain nuclides.
text: Apatite, sphene, zircon, micas and volcanic glass typically contain enough uranium to be useful in dating samples of relatively young age (Mesozoic and Cenozoic) and are the materials most useful for this technique.
text: However, apatite often contains uranium and its equally radioactive decay-chain nuclides.
text: However, apatite often contains uranium and its equally radioactive decay-chain nuclides.
text: However, some apatite in Florida used to produce phosphate for agriculture does contain uranium, radium, lead-210, polonium-210, and radon.