Assertion: chalcedony's inclusion | /r/HasProperty | reddish
Facets:
Source sentences:
text: These inclusions, which resemble trees or plants, may be black, green, reddish, yellowish or brownish.
text: A blue chalcedony containing several red so-called inclusions is described anonymously in a news item in Volume I (1935, p.196) of Gems & Gemology as "'Blue Eagle chalcedony' ... because of its natural resemblance to the blue eagle emblem of the N.R.A. ...