Assertion: apatite | /r/HasProperty | heated
Facets:
value: quite carefully
type: DEGREE
Source sentences:
text: Apatite is not a very tough gemstone so has to be heated quite carefully to avoid fracture due to sudden temperature changes.
text: Since apatites are acid, heat, and shock sensitive, they deserve the same storage, care, and cleaning regimen as opals.
text: Apatite is not a very tough gemstone so has to be heated quite carefully to avoid fracture due to sudden temperature changes.