Assertion: iodine's number | /r/AtLocation | combination
Facets:
value: in small quantities
type: OTHER
value: as in sea water
type: LOCATION
value: naturally
type: MANNER
Source sentences:
text: 1. atomic number 53 - a nonmetallic element belonging to the halogens; used especially in medicine and photography and in dyes; occurs naturally only in combination in small quantities (as in sea water or rocks)