Assertion: amber's inclusion | /r/HasProperty | animal
Facets:
Source sentences:
text: Amber is also valued for its botanical and animal inclusions that are trapped by the sticky resin as it flows as sap, which is also organic.
text: There are two primary reasons for this: 1) transparent amber more resembles precious stones that are more highly valued for their clarity; and 2) transparent amber is more likely to have inclusions that make such pieces valuable (these inclusions being animal, vegetable, and more rarely mineral).