Assertion: borax's boron | /r/AtLocation | tetrahedral coordination
Facets:
value: often
type: TEMPORAL
value: with oxygen
type: OTHER
value: in a trigonal planar configuration
type: OTHER
Source sentences:
text: These minerals resemble silicates in some respect, although boron is often found not only in a tetrahedral coordination with oxygen, but also in a trigonal planar configuration.