Assertion: amber's insect | /r/HasProperty | trapped in much recent holocene copal
Facets:
value: much more
type: DEGREE
Source sentences:
text: One projection in 1999 estimated that DNA trapped in amber could last up to 100 million years, far beyond most estimates of around 1 million years in the most ideal conditions, although a later 2013 study was unable to extract DNA from insects trapped in much more recent Holocene copal.